Question

Determine os quocientes das divisões de frações:
a) 7/3 ÷ 4/5
b) 8/9 ÷ 6/2
c) 3/11 ÷ 7/5
d) 17/3 ÷ 27/2

Answer 1

Resposta:

Respostas abaixo

Explicação passo-a-passo:

a)

$\dfrac{7}{3}:\dfrac{4}{5}\\\\\dfrac{7}{3}\cdot\dfrac{5}{4}\\\\\dfrac{35}{12}$

b)

$\dfrac{8}{9}:\dfrac{6}{2}\\\\\dfrac{8}{9}\cdot\dfrac{2}{6}\\\\\dfrac{16}{54}=\dfrac{8}{27}$

c)

$\dfrac{3}{11}:\dfrac{7}{5}\\\\\dfrac{3}{11}\cdot\dfrac{5}{7}\\\\\dfrac{15}{77}$

d)

$\dfrac{17}{3}:\dfrac{27}{2}\\\\\dfrac{17}{3}\cdot\dfrac{2}{27}\\\\\dfrac{34}{81}$