Emma is building a scale model of a jet airplane. The real airplane has a wingspan of 200 feet and a length of 240 feet. If Emma’s model has a wingspan of 30 centimeters, what is the length of the model ?

Emma Is Building A Scale Model Of A Jet Airplane. The Real Airplane Has A Wingspan Of 200 Feet And A

Answers

Answer 1

Answer:

Since it is a to-scale model,

the ratio of the wingspan to the length of both the airplanes must be equal

wingspan1 = 200 ft               wingspan2 = 30 cm

length1 = 240 ft                     length2 = x cm

wingspan1 / length1 = wingspan2/length2

replacing the variables

200 / 240 = 30 / x

x = 30 * 240/200

x = 36 cm

Therefore, the length of Emma's airplane is 36 cm

Answer 2

Answer:

Step-by-step explanation:


Related Questions

A store pays by the ounce to have different types of bracelets made and wants categorize them by price drag each purchase to the category that shows the ratio of dollars

Answers

Answer:

include a picture

Answer:

THIS IS THE CORRECT ANSWER FOR IMAGINE MATH BRAINLIEST PLZ

Step-by-step explanation:

yw!

A store pays by the ounce to have different types of bracelets made and wants categorize them by price

the table below shows' different possibilities for the number of games a team would need to win to maintain a certain percentage of wins. Which ratio of games won to the number of games played could also be included in this table?

Answers

Answer:

C

Step-by-step explanation:

I saw em in other ones

one card is drawn from a pack of 52cards each of the 52 cards being equally likely to be drawn. what is the probability that the card drawn is a king? ​

Answers

The probability of drawing a king from a standard deck of 52 cards is 1/13.

In a standard deck of 52 playing cards, there are four kings: the king of hearts, the king of diamonds, the king of clubs, and the king of spades.

To find the probability of drawing a king, we need to determine the ratio of favorable outcomes (drawing a king) to the total number of possible outcomes (drawing any card from the deck).

The total number of possible outcomes is 52 because there are 52 cards in the deck.

The favorable outcomes, in this case, are the four kings.

Therefore, the probability of drawing a king is given by:

Probability = (Number of favorable outcomes) / (Number of possible outcomes)

= 4 / 52

= 1 / 13

Thus, the probability of drawing a king from a standard deck of 52 cards is 1/13.

This means that out of every 13 cards drawn, on average, one of them will be a king.

It is important to note that the probability of drawing a king remains the same regardless of any previous cards that have been drawn or any other factors.

Each draw is independent, and the probability of drawing a king is constant.

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The charge in dollars for cab rides in one city is modeled by f (m) = 4 + 2.5m, when m is the number of miles traveled.
What is the charge for a 3-mile ride?
f(3)= type your answer...

Answers

Answer:

11.5

Step-by-step explanation:

Name the property of real numbers illustrated by the equation

Name the property of real numbers illustrated by the equation

Answers

Answer:

A. Commutative property

Step-by-step explanation:

The commutative property states that multiplication can be performed in any order. This means that a*b=b*a. Therefore, it does not matter whether \(\sqrt{2}\) or 3 is first in the multiplication problem. So, the first answer is correct.

A recipe for 10 servings of raspberry sorbet calls for 2 cups of water, 1ż cups of granulated sugar, and 4 cups of
frozen raspberries, thawed. How many gallons of water would the recipe call for if a school made 320 servings for
students to eat at lunch?
O 4 gallons
O 8 gallons
O 40 gallons
O 80 gallons
its 4 gallons.

Answers

Answer:

\(\huge\boxed{\sf 320\ servings = 4\ gallons}\)

Step-by-step explanation:

1 gallon = 16 cups (STANDARD)

For 10 servings:

10 servings = 2 cups of water

10 servings = 2 / 16 gallons

10 servings = 0.125 gallons

For 320 servings:

10 servings = 0.125 gallons

Multiply both sides by 32

10 * 32 servings = 0.125 * 32 gallons

320 servings = 4 gallons

\(\rule[225]{225}{2}\)

Hope this helped!

~AH1807

Answer: The answer is 4 gallons.

Step-by-step explanation: A recipe for 10 servings of raspberry sorbet calls for 2 cups of water, 1/1.2 cups of granulated sugar, and 4 cups of frozen raspberries. So the Answer is 4 gallons

Sorry but someone got ride of it so i hade to add it again please mark brainliest :)

Tristan has a pickup truck that could carry 6/7 ​-cord of firewood. Find the number of trips needed to carry 54 cords of wood.

Answers

Tristan needs 63 trips to carry 54 cords of wood.

What are the ratio and proportion?

The ratio is the division of the two numbers.

For example, a/b, where a will be the numerator and b, will be the denominator.

Proportion is the relation of a variable with another. It could be direct or inverse.

Given,

1 pick up  ⇔  6/7 cord of wood

Multiply by 54 on both sides

54 pick  up ⇔ (6/7)54 cords of wood

Multiply by 7/6 on both sides

54(7/6) pick up ⇔ 54 cords of wood

63 pick up  ⇔ 54 cords of wood

Hence for 54 cords of wood Tristan need 63 trips.

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Compare -3 and 9. Which of the following is true?
O A. 1-31 > 191 and -3 < 9
B. 1-31 < 19 and -3<9
C. 1-31 = 19 and -3 < 9
D. 1-31 > 191 and -3>9
Please I need help

Answers

Answer:

b :)

Step-by-step explanation:

If you simplify it you get:

|-3|<|9|

3 < 9

true

and -3 < 9

true

How to find y intercept without a graph HELP

Answers

Answer:

You need to use the graph's equation and find the answer of y when x is 0 as this will give y when it is on the y axis.

To do this, substitute in 0 were x is in the equation and you will find the y intercept

In a large population of students, 60% feel like they can do better in their math class. In a random sample of 5 students, what is the probability that at least 2 students feel like they can do better in their math class?

0.0870

0.2304

0.3174

0.6826

0.9130

Answers

The probability that at least 2 students feel like they can do better in their math class is E. 0.9130.

How to calculate the probability

To find the probability that at least 2 students feel like they can do better, we need to calculate P(X >= 2). This can be done using the cumulative distribution function (CDF) of the binomial distribution:

P(X >= 2) = 1 - P(X < 2) = 1 - P(X = 0) - P(X = 1)

Using the binomial probability formula, we can calculate:

P(X = 0) = (5 choose 0) * 0.6^0 * 0.4^5 = 0.01024

P(X = 1) = (5 choose 1) * 0.6^1 * 0.4^4 = 0.07680

Therefore,

P(X >= 2) = 1 - 0.01024 - 0.07680 = 0.91296

Rounding this to four decimal places, we get: 0.9130

Therefore, the answer is option E: 0.9130.

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Find the experimental probability of tossing heads.

H stands for heads and T stands for Tails.
Coin Toss Results: T, H, T, H, T, H, T, T, T, T, H, T, H, T, T

Answers

The value of the experimental probability of tossing heads is,

⇒ 1 / 3

We have to given that;

Coin Toss Results: T, H, T, H, T, H, T, T, T, T, H, T, H, T, T

Where, H stands for heads and T stands for Tails.

Hence, Total outcomes = 15

And, Head outcomes = 5

Thus, The value of the experimental probability of tossing heads is,

⇒ 5 / 15

⇒ 1 / 3

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Write a linear equation.

Write a linear equation.

Answers

Answer:

x + 3 = 5

Step-by-step explanation:

x + 3 = 5 is an example of linear equation.

A 35% decrease resulted in a new work force number of 124. What was the original number in the work force?

Answers

The solution is,  the original number in the work force is 190.76.

What is percentage?

A percentage is a number or ratio that can be expressed as a fraction of 100. A percentage is a number or ratio expressed as a fraction of 100. It is often denoted using the percent sign, "%", although the abbreviations "pct.", "pct" and sometimes "pc" are also used. A percentage is a dimensionless number; it has no unit of measurement.

here, we have,

A 35% decrease resulted in a new work force number of 124.

let, the original number in the work force is  x

then,

x - x*35% = 124

or, x - 0.35 x = 124

or, 0.65 x = 124

or, x = 190.76

Hence, The solution is,  the original number in the work force is 190.76.

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Skill plans A Math GA Stan Fifth grade > AA.6 Identify trapezoids FZD You hav Select all the trapezoids. Submit

Answers

The Trapezoids are the First and the Fourth shape

y greater than or equal to |x| + 3

which of the following is NOT a solution of the inequality

y greater than or equal to |x| + 3which of the following is NOT a solution of the inequality

Answers

(-3,0) would not be a solution to the inequality.

Answer:

We conclude that the point (-3, 0) does NOT satisfy the inequality.

Step-by-step explanation:

Given the expression

\(y\ge \:\left|x\right|+3\:\:\:\:\)

putting x = -3 and y = 6

\(6\ge \left|-3\right|+3\:\:\:\)

Apply absolute rule: |-a| = a

\(6\ge \:6\)

TRUE

Thus, the point (-3, 6) satisfies the inequality.

Given the expression

\(y\ge \:\left|x\right|+3\:\:\:\:\)

putting x = 0 and y = 4

\(4\ge \left|0\right|+3\)

Apply absolute rule: |a| = a, a≥0

\(4\ge \:3\)

TRUE

Thus, the point (0, 4) satisfies the inequality.

Given the expression

\(y\ge \:\left|x\right|+3\:\:\:\:\)

putting x = -3 and y = 0

\(0\ge \left|-3\right|+3\:\:\:\)

Apply absolute rule: |-a| = a

\(0\ge \:6\)

FALSE

Thus, the point (-3, 0) does NOT satisfy the inequality.

Therefore, we conclude that the point (-3, 0) does NOT satisfy the inequality.

The function f(x) = -2(4)²+1 +140 represents the number of tokens a child has x hours after arriving at an arcade.
What is the practical domain and range of the function?
Enter your answer by filling in the boxes to correctly complete the statements. If necessary, round to the nearest hundredth.

The practical domain of the situation is ?
The practical range of the situation is ?

The function f(x) = -2(4)+1 +140 represents the number of tokens a child has x hours after arriving at

Answers

The function f(x) = -2(4)²+1 +140 represents the number of tokens a child has x hours after arriving at an arcade.

The practical domain of the situation is all real numbers, since there is no restriction on the number of hours the child can spend at the arcade.

The practical range of the situation is [1,140], since the minimum value of the function is 1 and the maximum value is 140.

The population of a city was 10,000 in 2010. The population increase at an annual rate of 2.5% per year. Is the growth model function that represents the population of the city linear?

Answers

Answer:

The growth model that represents the population of this city is not linear--it is exponential:

\(f(t) = 10000( {1.025}^{t} )\)

\(t = 0 \: represents \: 2010\)

Find the area of the Composite shape.

Find the area of the Composite shape.

Answers

Get the permiter of both shapes then divide

ZABD and ZDBC are supplementary angles,
What is the measure of x?
X = [?]°
7D
110%
AK
B
>C
Angles are not drawn to scale.
Finter

ZABD and ZDBC are supplementary angles,What is the measure of x?X = [?]7D110%AKB&gt;CAngles are not drawn

Answers

Answer:

x=70°

Step-by-step explanation:

x+110=180 linear pair

x=180-110=70

Determine the volume of the shaded region?

Determine the volume of the shaded region?

Answers

Answer:

volume of shaded region = 112.94 \(cm^{3}\)

Step-by-step explanation:

Volume of a cylinder = \(\pi r^{2}h\)

volume = 22/7 * \(2.5^{2}\) * 14.6

volume = 286.67 \(cm^{3}\) approx

volume of sphere = \(\frac{4}{3} \pi r^{3}\)

volume = \(\frac{4}{3} *\frac{22}{7}*2.4^{3}\)

volume= 57.91 \(cm^{3}\) approx

No, of sphere = 3

Volume of 3 sphere = 3 * 57.91

                                 =173.73 \(cm^{3}\)

Now , volume of shaded region = volume of cylinder - total volume of sphere

volume of shaded region = 286.67 - 173.73

                                          =112.94 \(cm^{3}\)

Find the solution for a 2x2 matrix A:

[4 4
0 1] to the nth power = [ ]

Answers

Answer:

Step-by-step explanation:

Answer:

A^n = [4^n 4^n

0 1]

Step-by-step explanation:

To find the solution for the 2x2 matrix A:

[4 4

0 1] to the nth power = [ ]

We can use matrix multiplication to raise A to the nth power. Let's start with n = 1:

A^1 = [4 4

0 1]

Now, let's solve for A^2 by multiplying A^1 by A:

A^2 = A x A^1

= [4 4 [4 4

0 1] 0 1]

= [16 16

0 1]

Next, let's solve for A^3:

A^3 = A x A^2

= [4 4 [16 16

0 1] 0 1]

= [64 64

0 1]

We can see a pattern emerging:

   A^1 = [4 4

   0 1]

   A^2 = [16 16

   0 1]

   A^3 = [64 64

   0 1]

We can generalize this pattern as follows:

A^n = [4^n 4^n

0 1]

Therefore, the solution for the 2x2 matrix A raised to the nth power is:

A^n = [4^n 4^n

0 1]

can anyone solve this step by step for me​

can anyone solve this step by step for me

Answers

Answer:

0.5 ㏑ | 1-2x | +c

Step-by-step explanation:

Formula:  ∫ 1/ax+b dx = 1/a ln Iax+bI +c

Need assistance on this problem

Need assistance on this problem

Answers

Answer:

The height of the tower should be 120 m

Step-by-step explanation:

The following angles are supplementary to each other.

m∠C = (x + 19)° and m∠D = (3x − 19)°

Determine x.

60
45
38
19

Answers

Answer:

45

Step-by-step explanation:it gives you the answer chiices if you plug each number into x and then do the equation you will get 180

Answer:  45

Step-by-step explanation:

Did the test.

Lily owns a spunky German Sheppard named Max. Max went viral last year when she posted a meme of him known as “Max the Boss Dog”. Lily thought it would be a great idea to license the meme. Now every time the meme is shared, she receives $0.16 in royalties. If the Max meme was shared 88 times last week, how much money did Lily earn in royalties?

Answers

Lily earned $0.16 in royalties each time the Max meme was shared, and it was shared 88 times last week. To calculate the total amount of money earned in royalties, we can multiply the number of shares by the royalty amount per share:

Earnings = Number of shares * Royalty amount per share
Earnings = 88 * $0.16
Earnings = $14.08

So Lily earned $14.08 in royalties last week.

What value of x makes this equation true 5(x-3)=20

Answers

Answer:

X=7

Step-by-step explanation:

5x - 15 =20

5x=15+30

5x=35

Divide by 5

X=7

What would be the first step when solving using the substitution method?
2x + 3y = -12

x = 3y + 3

Answers

The first step of substitution method for given system is put x = 3y +3 in place of x into the equation 2x+3y=-12 .

What is the method of substitution for system of equation in two variables ?

The system of the equations in two variables x and y consists of two equation of the form a₁ x + b₁ y = c₁

and a₂ x + b₂ y = c₂

where a₁, a₂, b₁, b₂ , c₁, c₂ are constants

For substitution method, first expression of one variable is found from one equation and then put this expression in another equation to create a linear equation in second variable. Solve the linear equation in one variable for second variable and then put the value of second variable in first equation to solve for first variable

Given system of equations is :

2x + 3y = -12       .....(1)

x = 3y + 3          .....(2)

So the first step will be take expression for one variable from one equation and put it into another equation.

Take x = 3y +3 which is an expression for x from equation (2),

Then put it into equation (1)

⇒ 2 (3y +3 ) + 3 y = -12 , This is the first step of substitution method for this variable

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They wrote the model `n=40\cdot1.5^{t}` , where `n` is the total number of squirrels and `t` is the number of years since the biologists started counting. How many squirrels do the biologists predict there will be `2` years after they started counting

Answers

The number of squirrels that the biologists predict there will be 2 years after they started counting will be 43 squirrels.

How to illustrate the information?

It should be noted that a function is used to show the relationship between the variables.

It should be noted that the function that's given is illustrated as:

n = 40 + 1.5t

In this case, it should be noted that t = 2 years.

Therefore, the number of squirrels that the biologists predict there will be 3 years after they started counting will be:

n = 40 + 1.5t

n = 40 + 1.5(2)

n = 40 + 4

n = 43

Therefore, the number of squirrels that the biologists predict there will be 2 years after they started counting will be 43 squirrels.

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4 to the 3 power, x 4 to the 4th power, divide by 4 to the 9th power

Answers

Answer:

We can simplify the expression as follows:

4^3 * 4^4 / 4^9

First, we can simplify the terms in the numerator by adding the exponents of 4:

4^3 * 4^4 = 4^(3+4) = 4^7

Now, we can substitute this value in the expression:

4^7 / 4^9

To divide powers with the same base, we can subtract their exponents:

4^(7-9) = 4^(-2)

Therefore, the simplified expression is:

4^3 * 4^4 / 4^9 = 4^(-2)

So, the final answer is 1/16 or 0.0625.

A is the average of numbers x and y. find the value of y in terms of A and x

Answers

First we need to get the formula for calculating the average of two numbers which is easy because it is (x + y) / 2

So, the equation will be A = (x + y) / 2

Now all we have to do is get 'y' on one side and the rest of the equation on the opposite side and we will have our solution!

A = (x + y) / 2

A * 2 = (x + y) / 2 * 2 # This will get rid of the number 2 on the right hand side

A * 2 = x + y

A * 2 - x = x + y - x # Subtract the variable 'x' from each side.

A * 2 - x = y

And we can flip it around using the reflexive property of equality!

The answer is:

y = A * 2 - x

Hope this helps!

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