Question

(divide 45 km in the ratio 7:8)?

Answer 1

7x + 8x = 45

15 x = 45

x = 3

thus, 7/15*45 = 21km and 8/15*45 = 24 km

Answer 2

let the ratio be in 7x:8x

7x + 8x = 45

15x = 45

x =3

45 km in ratio 7:8 = 21 : 24