Question

The ratio between two quantities is 3 : 7. If first quantity is 15, find the second one.

Answer 1

Answer:

Second quantity is 35.

Step-by-step explanation:

The ratio should be constant.

3 : 7 : : 15 : x

where x is the 2nd quantity.

3 / 7 = 15 / x

3x = 7*15

3x = 105

∴ x = 35

Second quantity is 35.

Hope this helps! :)

Answer 2

Answer:

Hey there....

Here’s the answer :

Step-by-step explanation:

Given : 3x = 15

x = 15/3 = 5....

So, the second quantity = 7(5) = 35...

Hope it helps... :)