Question

By what number should -15/8 be multiplied,so that ,the product becomes-5/7

Answer 1

Answer:

-40/105

Explanation:

a x -15/8 = 5/7

a = 5/7 x 8/-15

a = 40/-105

a = -40/105

Answer 2

Explanation:

Let it must be multiplied by x.

$x \times - 15 \div 8 = - 5 \div 7 \\ \\ x = 8 \div 21$