Proportional relationships

Answers

Answer 1
Answer:

Answer:

relationships between two variables where their ratios are equivalent. Another way to think about them is that, in a proportional relationship, one variable is always a constant value times the other.

Step-by-step explanation:


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The volume of a triangular prism is increased by a factor of 8.By what factor is the surface area of the figure increased?
o 2
o 4
016
o 24

Answers

c:16

i believe that is the right answer

A vase in the shape of a cube measures 8 Inches on each side. The vase is half full with water. How many cubic inches of water are in the vase?

Answers

There are 256 cubic inches of water in the vase.

How many cubic inches of water are in the vase?

We know that the volume of a cube with side length S is:

V = S^3

In this case, we know that S = 8in, then the volume is:

V = (8 in)^3 = 512 in^3

And we know that it is half full with water, so the volume of water in the vase is:

V' = (512 in^3)/2 = 256 in^3

If you want to learn more about volume, you can read:

brainly.com/question/1972490

Answer:

256

Step-by-step explanation:

First find the volume of the cube, which is 8^3, or 512. Half of that is how much water there is, which is 256 in^3.

(PLEASE HELP!!!)Which shows the list of numbers in order from least to greatest?

Answers

Answer:

B

Step-by-step explanation:

hope this helps

Answer:

A

Step-by-step explanation:

-2 is the least because the two lines means the number inside will be positive.

this means that -4/5 will be 4/5. Then 1. Then 3.5. Finally, 4.2

Hope this helps you

Which phrases can be used to represent the inequality 12 minus 3 x greater-than-or-equal-to 9? Select two options.

Answers

Answer:

Twelve less three times a number is at least nine.

Twelve minus the product of three and a number is no smaller than nine.

Step-by-step explanation:

complete question is:

Twelve less than three times a number is greater than or equal to nine.

Twelve less than three times a number is at least nine.

Twelve less three times a number is at least nine.

Twelve minus the product of three and a number is no more than nine.

Twelve minus the product of three and a number is no smaller than nine.

ANSWER:

Twelve less three times a number is at least nine.

The phrase "twelve less three..." means that the "three times a number" is being subtracted from twelve. So, it has to be at least nine.

Twelve minus the product of three and a number is no smaller than nine.

Even the least number you suppose is 1 we'll get 9

e.g: 12-3(1)=9. Therefore, this statement also represent the inequality

Check attachment for the remaining part of the questions.

Answer:

The correct options are:

C. Twelve less three times a number is at least nine.

F. Twelve minus the product of three and a number is no smaller that nine.

Step-by-step explanation:

Given 12 - 3x ≥ 9,

we want to check which phrase from the options can be used to represent the inequality.

12 - 3x: This means the product of 3 and a number is subtracted from 12.

≥: This is the "Greater or equal to" symbol. It is used to show that the quantity on the left hand side of the symbol is at least, the exact quantity on the right. It means the quantity on the right hand side can be equal, or greater, but can never be smaller the quantity on the left hand side.

So, the statement means

When 3 is multiplied my a number, and then the result is subtracted from 12, what we have is at least 9.

The only statements that corresponds to this from the options are:

1. Twelve less three times a number is at least nine.

2. Twelve minus the product of three and a number is no smaller that nine.

Does anyone know the answer

Answers

Answer:

G

Step-by-step explanation:

Try to understand what this equation is saying and what plugging in different values would represent.

At x=0, b(0)=850; which means the initial balance is $850. So H is incorrect.

At x=1, b(1)=871.25; which means that after 1 year, the initial balance will have increase to $871.25. So J is incorrect.

Since the initial vacation of 850 is being multiplied by a factor which is greater than one, the balance will be increased each year. So F is incorrect.

Finally, if we look at the factor by which we are multiplying, do a simple Algebraic step, and convert it into percentages we get:

1.025 = (1 + 0.025) = 100% + 2.5%

Essentially this is showing us that the balance will increase by 2.5% on however much is in the account each year.

So G is your answer.

In Mexico, avocados are 48 pesos per kilogram. What is the cost, in cents, of an avocado that weighs 0.45 lb if the exchange rate if the exchange rate is 18 pesos to the dollar?

Answers

Answer:

55 cents

Step-by-step explanation:

Let's convert 0.45 lb to kilograms

2.20 lb = 1 kg is the conversion factor, hence:

0.45lb*(1Kg)/(2.2lb)\n=(0.45)/(2.2)\n=0.2045Kg

So that's 0.2045 kg

Since 48 pesos is for 1 kg, hence for 0.2045 kg, the cost (in pesos) is:

0.2045 kg * 48 = 9.82 pesos

Now, we know 18 pesos is 100 cents (1 dollar), so how much is 9.82 pesos?? (let number of cents be X)

(18Pesos)/(100Cents)=(9.82Pesos)/(X)\n18X=9.82*100\n18X=982\nX=(982)/(18)\nX=54.6 Cents

That's roughly 55 cents