Question

Quanto e ?

a)15/4 ×7/8

b)3/5 ×3/4

c) 1/2 ×1/5×1/3

d) 3/4 × 1/2 × 3/2

Answer 1

a)15/4 ×7/8

15 * 7 / 4 * 8 = 105 / 32 

b)3/5 ×3/4
3*3 / 5*4 = 9/20

c) 1/2 ×1/5×1/3 
1*1*1/2*5*3) = 1/30

d) 3/4 × 1/2 × 3/2
3 * 1 * 3 / 4 * 2 * 2 = 9/16