Question

If 2/3 = a/15, then a =

Answer 1

10

Explanation:

because how many times does 3 enter into 15.

it is 5 as 5×3=15 so is that is our known knowledge then doing this to unknown knowledge we will get the answer. 5×2= 10 so we conclude 10/15 = a/15

Answer 2

Explanation:

Given

`(2)/(3) = (a)/(15)`

Cross multiply ✖

3a = 2 * 15

3a = 30

a = 30/ 3

therefore a = 10

Hope it will help you. :)