Question

Resolva: 5/7 : 3/4 = *
1 ponto
21/20
20/21
15/28
28/15​

Answer 1

Resposta:

20/21

Explicação passo-a-passo:

5/7:3/4

5/7×4/3=

20/21

Answer 2

$\boxed{ \begin{array}{lr}\Large\sf \dfrac{5}{7} \div \dfrac{3}{4} \\ \\ \\\Large\sf \dfrac{5}{7} \cdot \dfrac{4}{3} \\ \\ \\ \Large\sf \dfrac{5 \cdot4}{7 \cdot 3} \\ \\ \\ \Large\sf \dfrac{20}{7 \cdot3} \\ \\ \\ \Large\sf \dfrac{20}{21} \end{array}}$