Question

quanto é 1/40 dividido por 1/30?

Answer 1

(1/40)/(1/30) =  1/40 x 30/1 = 30/40 = 3/4

Answer 2

$\frac{1}{40} \div \frac{1}{30} \rightarrow = \frac{1}{40} \cdot \frac{30}{1} \rightarrow = \frac{30}{40} \rightarrow = \boxed{\frac{3}{4}}$