Question

Divide 45 into 2 parts in the ratio 7 : 8.​

Answer 1

Explanation:

Let the two parts be 7x and 8x then

7x + 8x = 45

15x = 45

x = 45/15

x = 3

7x = 7 * 3 = 21

8x = 8 * 3 = 24