Question

quanto é 1/9 + 2/5 . 3/2 : 1/5

Answer 1

Vamos là.

1/9 + 2/5 * 3/2 / 1/5

vamos reescrever assim,

1/9 + 3/2 * (2/5)/(1/5)

(2/5)/(1/5) = (2/5)*(5/1) = 2

1/9 + 2*3/2= 1/9 + 3 = 1/9 + 27/9 = 28/9