Question

Dividir o número 360 duas partes inversamente proporcionais a 3 e 5.

Answer 1

a/1/3  +  b/ 1/5 = 360 / 5/15  + 3/15 = 360 / 8/15 = 360 *15/8 = 5400/8=675

a = 1/3 * 675 = 675/3 = 225
b = 1/5 * 675 = 675/5 = 135

As parcelas são 225 e 135