Verified answer

Resposta:

Explicação passo a passo:

a)3/8 x 9 = 27/8

b)4/5 : 3/2 = 4/5 x 2/3 = 8/15

c)8/3 : 5 = 8/3 x 1/5 = 8/15

d)7 : 4/7 = 7 x 7/4 = 49/4