Question

a) 1/5 ÷ 3/7 =
b) 2/1 ÷ 5/4 =
c) 4/2 ÷ 5/3 =

Ajudem pfv é prova

Answer 1

Explicação passo-a-passo:

$a) \frac{1}{5} \div \frac{3}{7} = \frac{1}{5} \times \frac{7}{3} = \frac{7}{15} \\ \\ b) \frac{2}{1} \div \frac{5}{4} = \frac{2}{1} \times \frac{4}{5} = 1 \frac{3}{5} \\ \\ c) \frac{4}{2} \div \frac{5}{3} = \frac{4}{2} \times \frac{3}{5} = 1 \frac{1}{5}$