Question

Efetue os cálculos, simplifucando o resultado quando possível

A) 7: 1/3
B) 2: 4/5
C) 3/8: 6
D) 10/9:5
E) 2/5: 6/7
F) 8/5: 2/15

Answer 1

7/1 :  1/3 = 7/1 * 3/1 = 21 ***
2/1 : 4/5 = 2/1 * 5/4 = 10/4 = 5/2  = 2 int 1/2 ***
3/8 : 6/1 = 3/8 *  1/6 = 3/48 = 1/16***
10/9 : 5/1 = 10/9 * 1/5 = 10/45 = 2/9 ***
2/5 : 6/7 = 2/5 * 7/6 = 14/30 = 7/15 ***
8/5 : 2/15 = 8/5 * 15/2 = 120/10 = 12 ***