Question

10/14 a/10.5

solve for A please and explain how you got it

Answer 1

`a = 7.5`

Explanation:

Given

`(10)/(14) = (a)/(10.5)`

Required

The value of a

Cross multiply

`a * 14 =10 * 10.5`

Make a the subject

`a = (10 * 10.5)/(14)`

`a = (105)/(14)`

`a = 7.5`