A parking lot was full of different colored cars. There were 12 red cars, 15 blue cars, and 3 green cars. At this rate, how many blue cars will there be if there were 120 total cars?

The distance from the wall to the bottom of the ladder is approximately 5.97 feet.

Let's denote the distance from the wall to the bottom of the ladder as x, and the length of the ladder as y. We know that the top of the ladder touches the wall at a height of 15 feet, which means that the vertical distance from the ground to the top of the ladder is also 15 feet.

By using the Pythagorean theorem, we can write:

y² = x² + 15²

We also know that the length of the ladder is one foot more than twice its distance from the wall, which can be written as:

y = 2x + 1

We can substitute this expression for y into the previous equation and get:

(2x + 1)² = x² + 225

Expanding the left side and simplifying, we get:

3x² + 4x - 224 = 0

This is a quadratic equation, which we can solve using the quadratic formula:

x = (-4 ± √(4² - 43(-224))) / (2×3)

x = (-4 ± √(4 + 2688)) / 6

x ≈ -13.31 or x ≈ 5.97

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Answer:

d=-3

Step-by-step explanation:

d^3=-27

d=[tex]\sqrt[3]{-27} \\[/tex]

d=-3

Answer:

d=-3

Step-by-step explanation:

You must that 3rd root of -27, which is -3

The two composite figures cover the same area, A = 4+2+2+1= 9 units²

What is the area of the rectangle?

To find the area of a rectangle, we multiply the length of the rectangle by the width of the rectangle.

we know that

The area for both composite figures is equal to the area of a square plus the area of two isosceles right triangles plus the area of a smaller isosceles triangle

So

Area of the square

A = 2² = 4 units²

Area of the isosceles right triangle

A = (1/2) (2) (2) = 2 units²

Area of the smaller isosceles triangle

A = (1/2)(2)(1) = 1 units²

The area of the composite figure is

A =  4+2+2+1= 9 units²

Hence, the two composite figures cover the same area, A = 4+2+2+1= 9 units²

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The function for the total cost of renting a car for a weekend with a base cost of $45 and a mileage charge of $0.15 per mile can be written as:

Total Cost = 45 + 0.15 * miles driven

where "miles driven" is the number of miles the car is driven over the rental period.

To find out how much it would cost Tara to rent the car if she travels 500 miles, we can substitute "500" for "miles driven" in the function:

Total Cost = 45 + 0.15 * 500

Total Cost = 45 + 75

Total Cost = $120

Therefore, if Tara drives 500 miles over the rental period, the total cost of renting the car for the weekend would be $120.

Hence, the total cost of renting a car for a weekend with a base cost of $45 and a mileage charge of $0.15 per mile can be calculated using the function Total Cost = 45 + 0.15 * miles driven. To find the total cost for a specific number of miles driven, we can substitute that number for "miles driven" in the function.

In this case, if Tara drives 500 miles, the total cost of renting the car would be $120.

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The main difference between linear and cross-hatched grid patterns lies in the orientation of the lead strips. In a linear grid pattern, the lead strips run in one direction, typically from the top of the panel to the bottom. In a cross-hatched grid pattern, the lead strips run in two perpendicular directions, both up and down, and from left to right. This allows for increased flexibility, since it allows the current to be routed in different directions and through different components.

Linear grid patterns are most often used when high current is required in a single direction, since the lead strips are all oriented in the same direction. This allows for more efficient current flow, since all the lead strips are running in the same direction. Cross-hatched grid patterns, on the other hand, are typically used when multiple components need to be connected in different directions, since they are capable of routing current in multiple directions.

Overall, the main difference between linear and cross-hatched grid patterns is the orientation of the lead strips. Linear grid patterns have lead strips that all run in the same direction, while cross-hatched grid patterns have lead strips that run in two perpendicular directions. This allows for increased flexibility in routing current through multiple components, but also reduces efficiency due to the extra lead strips being used.

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Sarah was charged $54 for parts after the store's technician worked on the computer for 4.25 hours. The cost came to $585.25. The value of x is $125.

Let's use the variable x to represent the cost of the labor per hour.

The technician worked on the computer for 4.25 hours, so the cost of the labor would be:

4.25x

The technician also charged Sarah $54 for parts. So the total cost of the repair is:

4.25x + 54

We know that the total cost of the repair was $585.25. Therefore, we can write the following equation:

4.25x + 54 = 585.25

To solve for x, we need to isolate the variable on one side of the equation. First, we can subtract 54 from both sides:

4.25x = 531.25

Next, we can divide both sides by 4.25:

x = 125

Therefore, the cost of the labor per hour is $125.

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The * must be replaced by a digit of 1, hence the solution to the equation is given as follows:

x = 143.

A number is divisible by 10 if and only if its last digit is 0. This is because 10 is a multiple of 5 and 2, which are the prime factors of 10. Therefore, a number is divisible by 10 if it can be divided evenly by both 5 and 2.

For this problem, the equation is given as follows:

10x + 11 = 144*

Hence, when * = 1, we have that:

10x + 11 = 1441

10x = 1430.

Then the solution for the equation is obtained as follows:

x = 1430/10

x = 143.

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The longest piece of wood we need is the bottom left piece, which requires a board of at least 15 inches in length

Based on the dimensions provided in the image, we can see that Yeidalis needs a board that is at least as long as the longest piece of wood required.

The longest piece of wood required is the diagonal of the rectangle with dimensions 12 inches and 9 inches.

Using the Pythagorean theorem, we can calculate the length of this diagonal as:

sqrt(12^2 + 9^2) = sqrt(144 + 81) = sqrt(225) = 15 inches

So Yeidalis needs a board that is at least 15 inches long to create her artwork.

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The distance d between the train and the railroad marker can be expressed as:

d = 200 - 65h

where 200 represents the initial distance between the train and the marker, and 65h represents the distance the train has covered after h hours, assuming a constant speed of 65 miles per hour.

To find the time it will take for the distance between the train and the marker to be 4 miles apart, we can set d to 4 and solve for h:

4 = 200 - 65h

65h = 196

h = 196/65

So the equation to find the time it will take for the distance between the train and the railroad marker to be 4 miles apart is:

200 - 65h = 4

or

65h = 196

or

h = 196/65

it might be 12

this is because there are6 pairs and 2 pairs

2×6=12

Answer:24

Step-by-step explanation: 6 times 2 = 12 times 2= 24

Using the area formula for the rectangle, we can find that 2752 in² of plastic is needed to line the trough.

To determine the area a rectangle occupies within its perimeter, apply the formula for calculating a rectangle's area. Multiplying the length by the width yields the area of a rectangle (breadth).

As a result, the area of a rectangle with the length and breadth l and w, respectively, is calculated as follows. L × W = the rectangle's area. Hence, the area of a rectangle is equal to (length width).

Now in the given question,

We have 5 faces of the cuboid.

Now to find the total area of the required space we have to find the area of all the rectangles.

Area of rectangle with dimensions, l = 40inches and b = 14 inches.

Area = l × b

= 40 × 14

= 560in²

Now there are 2 rectangles with the same dimensions, so the total area = 560 + 560 = 1120in².

Now area of rectangles with dimensions, l = 14 inches and b = 24 inches.

Area = l × b

= 14 × 24

= 336in².

There are 2 rectangles with the same dimensions, so area = 336 + 336 = 672in².

Area of the final rectangle = l × b

= 40 × 24

= 960in².

So, the total required area = 1120 + 672 + 960 = 2752in².

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The value of t such that function f(t) = 19 is -5.

We have the function f(t) = -3t + 4.

To find the value of t such that f(t) = 19, we need to solve the equation:

-3t + 4 = 19

-3t = 15

t = -5

A function in mathematics is a relationship between two sets of inputs—the domain and the range—with the characteristic that each input is associated to exactly one output.

A function is, more precisely, a collection of ordered pairs (x, y) where each value of x is paired with exactly one value of y. Because the output value depends on the input value, it is also known as the dependent variable, whereas the input value, x, is known as the independent variable.

The function notation f(x), where f is the function's name and x is the input value, is a common way to express functions.

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The best definition of random variation is: "Common variation inherent in a process occurring by chance."

In mathematics, random variation refers to the inherent variability that arises in the outcome of a random experiment. It is a type of natural variability that cannot be predicted with certainty and is due to chance. For example, if we toss a fair coin multiple times, we can expect to see some variation in the number of heads and tails that appear, even though the coin is fair and each toss is independent of the previous ones. This variation is random and follows a probability distribution that can be modeled mathematically. Understanding random variation is important in statistical inference and modeling, as it allows us to estimate the uncertainty in our results and make informed decisions based on probabilistic reasoning.

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The probability (in percent form) of randomly selecting someone who does not believe that statistics teachers know the true meaning of life is 55%.

If 45% of Americans say they believe that statistics teachers know the true meaning of life, then 55% of Americans do not believe this. Therefore, the probability of randomly selecting someone who does not believe that statistics teachers know the true meaning of life is 55%.

Percentage is referred to as the expression in which the number is written as multiple of 100 and the symbol to show percentage of a number is %. Now we need to express the value in percentage.

Expressing this as a percentage, we have:

55% = 55/100 * 100% = 0.55 * 100% = 55%

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In the identity verification process, at least four pieces of identifying information are needed for individuals to be able to confirm their identities. The following are the correct minimum pieces of identifying information for individuals required in the identity verification process:

Full nameA valid photo ID, such as a driver's license, passport, or national ID number Date of birth Address According to the anti-money laundering laws and regulations, these four identifying pieces of information are necessary to confirm an individual's identity. The goal of identity verification is to ensure that a customer is who they claim to be and to avoid fraudulent activity. Identity verification has become an important part of any institution's compliance efforts as a result of increased regulatory scrutiny. It is critical that businesses and organizations are aware of their regulatory obligations when it comes to verifying customer identities, and that they implement effective identity verification methods to mitigate the risk of fraud and ensure regulatory compliance .

Therefore, when verifying the identity of a customer, the above information should be obtained in a secure and confidential manner, with the customer's consent. These documents must be checked for signs of forgery or tampering, and the customer must be given the opportunity to provide additional documentation if necessary.

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The menu price of this item was $23.2.

As we have been given the following information:

The total amount charged for the meal = $27.2, and Sales Tax = 17.15% to find the price of the item on the menu, we need to use the following formula: Total Sales = Price + Tax Here, we know the total sales and the tax. We can find the price using the above formula.

Using the formula mentioned above, we have: Total Sales = Price + Tax

$27.2 = Price + (17.15% × Price)

$27.2 = Price × (1 + 17.15%)

$27.2 = Price × (1 + 0.1715)

$27.2 = Price × 1.1715

Price = $27.2 ÷ 1.1715

Price = $23.2

Therefore, the menu price of this item was $23.2.

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The capacity of Supercut in customers per hour is 18.

The capacity of Supercut is the total number of customers served by three stylists in an hour, considering the average time it takes each stylist to serve one customer. This capacity calculation helps Supercut in keeping up with demand and avoiding long waiting periods, which could discourage clients.

The given data: Supercut salon has three stylists. The average time each stylist takes to serve one customer is 10 minutes. According to the data provided, it takes 10 minutes for each stylist to serve one customer, and there are three stylists. So, in 1 hour (60 minutes), each stylist will have the capacity to serve six clients.

Supercut's total capacity in an hour is calculated by adding up the capacity of each stylist. Therefore, the capacity of Supercut is: Capacity of Supercut = Capacity of each stylist * Number of Stylists= 6 customers * 3 stylists= 18 customers. Therefore, the capacity of the Supercut salon in customers per hour is 18.

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Answer:

In summary, the correct statements are:

The domain is the set of all integers from 0 to 43.

The range is the set of all multiples of 3 from 0 to 129.

this is the best i could do, make what you want of it, good luck

Step-by-step explanation:

he domain of this function is the set of all possible inputs, which in this case is the number of watermelons the farmer can sell. Since the farmer has 43 watermelons and cannot sell a fraction of a watermelon, the domain is the set of all integers from 0 to 43. So, the first statement is correct.

The second statement is incorrect because the farmer cannot sell a fraction of a watermelon, so the domain cannot include all real numbers from 0 to 43.

The range of this function is the set of all possible outputs, which in this case is the total sales in dollars. Since the farmer sells each watermelon for $3, her total sales will be a multiple of 3. The minimum sales value is $0 (if she sells no watermelons) and the maximum sales value is $129 (if she sells all 43 watermelons). So, the range is the set of all multiples of 3 from 0 to 129. Therefore, the fourth statement is correct.

The third statement is incorrect because not all integers between 0 and 129 are possible values for the farmer’s total sales. For example, she cannot make $2 in sales because her sales will always be a multiple of 3.

The fifth statement is incorrect because it implies that the farmer can only make sales in multiples of 43, which is not true since she sells each watermelon for $3.

In summary, the correct statements are:

The domain is the set of all integers from 0 to 43.

The range is the set of all multiples of 3 from 0 to 129.

 π(64a2 - 192a + 144) is the polynomial expression to find the area of 4 circles where circle has a radius of (4a-6) .

When variables and coefficients are combined using arithmetic procedures like addition, subtraction, multiplication, and non-negative integer exponents, the result is a mathematical expression known as a polynomial. Any numerical value may be represented by the variables, and the expression's coefficients are constants that combine the variables.

given

A =  πr², where r is the circle's radius, is the method for calculating a circle's surface area. The area of one circle can be expressed as follows if the radius of each circle is (4a–6):

A₁ = π(4a-6)²

If we condense this phrase, we get:

A₁ = π(16a² - 48a + 36)

A₂ = π(4a-6)²

A₂ = π(16a² - 48a + 36)

A₃ = π(4a-6)²

A₃ = π(16a² - 48a + 36)

A₄ = π(4a-6)²

A₄ = π(16a² - 48a + 36)

We can add up the areas of each of the four circles to determine their combined area:

A1 + A2 + A3 + A4 Equals A total

A total is equal to π (16a2 - 48a + 36) +  π(16a2 - 48a + 36) +  π(16a2 - 48a + 36).

 π(64a2 - 192a + 144) = A total

 π(64a2 - 192a + 144) is the polynomial expression to find the area of 4 circles where circle has a radius of (4a-6) .

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Area of a rectangle whose breadth is half the length and breadth is 19 cm is 722 sq.cm.

We are supposed to find the area of a rectangle.

The breadth of the rectangle is half the length and the breadth is given to be 19 cm.

Let's proceed with the solution to find the length of the rectangle.

First, we need to find the length of the rectangle.

We know that the breadth of the rectangle is half the length.

Let's assume the length of the rectangle to be x

Then, the breadth of the rectangle = 1/2 * x = x/2

We know that the breadth of the rectangle is given to be 19 cm.

x/2 = 19

Multiplying both sides by 2,

we get x = 38 cm

Now, we know that the length of the rectangle is 38 cm and the breadth of the rectangle is 19 cm.

We can now find the area of the rectangle using the formula of the area of a rectangle.

Area of a rectangle = length * breadth= 38 * 19= 722 sq.cm

Hence, the area of the rectangle is 722 sq.cm.

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The probability of completing the exam in one hour or less is 0.0228.

We are given that the time needed to complete a final examination in a particular college course is normally distributed with a mean of 80 minutes and a standard deviation of 10 minutes. We need to find the probability of completing the exam in one hour or less, i.e., in 60 minutes or less.

Now, we need to convert this value into the standard normal variable z, by using the formula

z = (x - μ) / σ

where, x is the given value, μ is the mean and σ is the standard deviation. Putting the given values in the formula, we get

z = (60 - 80) / 10z = -2

We need to find the probability of completing the exam in 60 minutes or less. This can be represented as P(X ≤ 60). We know that P(Z ≤ z) can be found out from the standard normal table. Therefore, we need to look at the standard normal table to find the probability P(Z ≤ -2). From the standard normal table, we get

P(Z ≤ -2) = 0.0228

Therefore, the probability of completing the exam in one hour or less is 0.0228 (rounded to four decimal places).

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The total number of people going for the field trip is 240 people

Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.

It demonstrates the equality of the relationship between the expressions printed on the left and right sides.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.

Given data,

The number of students in the school bus = 36 students

The number of adults in the school bus = 4 adults

So,

Total number of people on 1 school bus = number of students + number of adults

Total number of people on 1 school bus [tex]= 36 + 4[/tex]

                                                                  [tex]= 40 \ \text{people}[/tex]

Now,

Total number of people on 6 school buses = Total number of people on 1 school bus x 6

Total number of people on 6 school buses [tex]= 40 \times 6[/tex]

                                                                       [tex]= 240 \ \text{people}[/tex]

Hence, the total number of people going for the field trip is 240 people

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Answer:

True

Step-by-step explanation:

I did it

As a result, it will cost around $0.84 more to fully fill the cylindrical cup with tea than the conical one.

A cone has a circular base and a pointed apex, or vertex. It is a three-dimensional geometric object. It is created by intersecting a plane with a right circular cone at a perpendicular angle to the base. A mathematical formula can be used to determine a cone's volume and surface area. A cone has a curved surface that gently taper from the base to the vertex. Cones are frequently found in commonplace items like ice cream cones, party hats, and traffic cones. They are also widely used in physics, engineering, and mathematics.

given

The milliliter quantities of both cups must be determined, and the difference between them must be multiplied by the price of tea per milliliter.

Conical cup volume is equal to (1/3) r2 h = (1/3) (5/2) 8 = 209.44 cubic centimeters or 209.44 milliliters.

The volume of a cylindrical cup is equal to r2 + h + (3 + 2) + 8 = 226.19 cubic centimeters or 226.19 milliliters.

Volume difference is equal to 226.19 - 209.44 milliliters.

Filling the cylindrical cup cost 16.75 times $0.05, or $0.84.

As a result, it will cost around $0.84 more to fully fill the cylindrical cup with tea than the conical one.

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Answer: 2+2

Step-by-step explanation: easy thanks :)

Answer: D = 3c-5

Step-by-step explanation:

The first shape shows the input, C, the second one multiplies it by 3, next, it subtracts C by 5, leaving you with D equaling C times three, minus five.
You can simplify this equation into this:

D=3C (multiplied by 3)

Then subtract by 5
D=3C-5

The width of the rectangular prism box is 1.5 inches if the length of the box is 5 inches and the height of the box is 8 inches.

The volume of a rectangular prism = 60 cubic inches.

The length of the box = 5 inches

The height of the box = 8 inches

To calculate the width of the rectangular prism, we can use the formula for volume:

Volume = length * width * height

Mathematically,

V = l*w*h

60 = 5w * 8

w = 60 / (5 * 8)

w = 1.5 inches

Therefore we can conclude that the width of the rectangular prism box is 1.5 inches.

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Answer:

I believe its 20% not exactly sure tho.

Step-by-step explanation:

You're welcome.

It's easy it's : 7.50=750% 9.00=900

good luck!:)

It is important to plan for data analysis during the research design process, so that the appropriate methods for data analysis can be chosen and the necessary resources can be allocated.

In most situations, data collection should only begin after the research design process is finished. This is because the research design process involves deciding on the research questions, hypotheses, variables, and methods of data collection and analysis. Once these decisions are made, it is important to finalize the research design before beginning data collection.

Starting data collection before the research design is finished can lead to problems such as collecting irrelevant data, collecting data that does not answer the research questions, or collecting data in a way that is not appropriate for the research design. Therefore, it is important to complete the research design process before beginning data collection.

While it is important to have funding for the research, it is not necessary to have certainty for funding before beginning data collection. In many cases, researchers may start data collection with partial funding, and then apply for additional funding once the initial data has been collected.

Similarly, data analysis should not be complete before data collection, as data collection is a necessary first step in the research process. However, it is important to plan for data analysis during the research design process, so that the appropriate methods for data analysis can be chosen and the necessary resources can be allocated.

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The probability that there is at least one diameter of the circle with two girls sitting on opposite ends of the diameter is [tex]\frac{7}{12}[/tex] , where 7 and 12 are relatively prime positive integers. The answer is 7+12=19.

The probability that there is at least one diameter of the circle with two girls sitting on opposite ends of the diameter is 1 minus the probability that no diameter of the circle has two girls sitting on opposite ends of the diameter.

There are

[tex]{10\choose5}[/tex] =252

ways to seat the five girls and five boys.

There are 5 ways to choose a diameter of the circle.

Once this diameter is fixed, there are [tex]{5\choose2}[/tex] = 10 ways to choose a pair of seats on the diameter to place two girls (in the order in which they appear counterclockwise).

There are 5!=120 ways to seat the remaining 3 girls and 5 boys such that no two girls sit on the same diameter.

Hence, there are [tex]5\cdot10\cdot120[/tex] =6000 valid seatings that satisfy the condition in the question.

Thus, the desired probability is 1 - [tex]\frac{6000}{252}[/tex] = [tex]\frac{7}{12}[/tex], as stated above.

Thus, the answer is 7+12 = [tex]\boxed{19}[/tex]

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