X - the number of cats

The ratio of dogs to cats is 3:5, and there are 21 dogs.
$\frac{21}{x}=\frac{3}{5} \\
3x=21 \times 5 \\
x=7 \times 5 \\
x=35$

There are 35 cats in the pet store.

5 0

4 years ago

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The area of the top face of a cube is 49cm^3. What is the volume of th cube?

Vlad1618 [11]

Answer:

$V=2401cm^{3}$

Step-by-step explanation:

The fact that the figure is a cube means all sides, faces, and corners are equal.

$V=BHW$

$V=49cm^{2}(W)$

$V=49cm^{2}(49cm)\\ V=2401cm^{3}$

3 0

3 years ago

the price of an item has been reduced by 5% the original price was $60 what is the price of the item now

slava [35]

Answer:

57 is the answer.

3 0

3 years ago

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The value of a parcel of land, now worth $90,000, is expected to increase at an annual rate of 7.75%.

jok3333 [9.3K]

Answer:

$95,231 rounded to the nearest dollar

Step-by-step explanation:

5.8125/100 * $90,000 = $ 5231.25 increase

$5231.25 + $90,000 = $95,231.25

Round to the nearest dollar = $95,231

8 0

2 years ago