3 years ago

The value of y varies directly with x. Which function represents the relationship between x and y if y = 20/3 when x = 30?

Mathematics

1 answer:

SOVA2 [1]3 years ago

4 0

Why does Mrs. Frank accuse Mr. Van Daan of being a poor father?

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PLEASE HELP !! Figure B is a scaled copy of Figure A. What is the scale factor from Figure A to Figure B?

kkurt [141]

Answer:

The scale factor from Figure A to Figure B is $0.5$

Step-by-step explanation:

we know that

If two figures are similar, then the ratio of its corresponding sides is the scale factor

Let

z-----> the scale factor

In this problem

$z=\frac{hB}{hA}$

substitute values

$z=\frac{2}{4}=0.5$

the scale factor is less than 1

therefore

is a reduction

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3 years ago

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Rudiy27

my answer is in this picture.

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2 years ago

You sell 500 shares of Arena Pharmaceuticals (ARNA) at $3.15 . You purchased the stock at $1.28. How much profit did you make?

denis23 [38]

Answer:

Profit = 935

Step-by-step explanation:

Purchase price: 500×1.28=640

Selling price: 500×3.15=1575

Profit: selling price - purchase price = profit

1575 - 640 = 935

Profit = 935

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2 years ago

The cost of a gallon of gas increased from $3.54 to $3.87 over the weekend. What is the percent increase for the cost of gas, ro

Dmitrij [34]

Answer:

Step-by-step explanation:

percent increase is calculated as

$\frac{increase}{original}$ × 100%

increase = $3.87 - $3.54 = $0.33 , then

% increase = $\frac{0.33}{3.54}$ × 100% ≈ 9% ( to the nearest whole percent )

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1 year ago

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What is the slope of the line that passes through the points (4, -9)(4,−9) and (8, -3) ?(8,−3)? Write your answer in simplest fo

faltersainse [42]

Answer:

$\frac{3}{2}$

Step-by-step explanation:

I am assuming that you mean (4,−9) and (8, -3).

$m=\frac{rise}{run}=\frac{-3+9}{8-4}=\frac{6}{4}=\boxed{\frac{3}{2}}$

Hope this helps.

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2 years ago

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