Question

calcule o valor da expressão (1 1/2 dividido 3/4 )vezes 1/2 dividido 2/5)

Answer 1

$( \frac{11}{2} \div \frac{3}{4} \times \frac{1}{2} \div \frac{2}{5} ) \\ \\ \frac{11}{2} \times \frac{4}{3} \times \frac{1}{2} \times \frac{5}{2}$

$11 \times \frac{2}{3} \times \frac{1}{2} \times \frac{5}{2} \\ \\ 11 \times \frac{1}{3} \times \frac{5}{2}$

$\frac{55}{6}$