Question

Calcule e simplifique as frações

A) 6/5 : 4/15
B)10/9:5/18
C)12/11 :8
D)7/15:14/9
E) 10:4/3
F)4:16/13

Answer 1

Resposta:

$\frac{6}{5} \div \frac{4}{15} = \frac{5}{6} \times \frac{15}{4} = \frac{75}{24} = \frac{25}{8} . \\ b) \frac{10}{9} \div \frac{5}{18} = \frac{2}{9} \times 18 = 4$