Question

a upon B is equals to 7 upon 3 find value of 2 a square + 3b square upon 3b square​

Answer 1

Given:::

a/b =7/3

Find:::

(2a²+3b²)/(3b²)

Let a=7k,b=3k

2a²=2(7k)²=98k²

3b²=3(3k)²=27k²

(2a²+3b²)/(3b²)=(98k²+27k²)/27k²=125/27