Question

Gnt preciso hj se puderem responder eu agradeço pfvvv

Cálcule:

a) 1/9 x 2/5

b) 3/5 : 2/9

c) 4/7 x 5/4

d) 6/5 x 3/7

e) (2/3)2​

Answer 1

a)

$\frac{1}{9} \times \frac{2}{5} = \frac{2}{45}$

b)

$\frac{3}{5} \div \frac{2}{9} = \frac{3}{5} \times \frac{9}{2 } = \frac{27}{10}$

c)

$\frac{4}{7} \times \frac{5}{4} = \frac{20}{28}$

d)

$\frac{6}{5} \times \frac{3}{7} = \frac{18}{35}$

e)

$( \frac{2}{3} ) \times 2 = \frac{4}{3}$