Question

Efetue os cálculos, simplificando o restando quando possível:
a) 7 : 1/5 b) 2 : 5/4 c) 5 : 10/9 d) 7/5 : 3/8

Answer 1

7/1/5=  7.5= 35

2/5/4= 8/5

5/10/9= 45/10

7/5/3/8= (7.3)/8.5= 21/40