Question

please answer it us very fast ​

Answer 1

$1. \: \: \frac{2}{5} = \frac{4}{10} = \frac{8}{20} = \frac{6}{15}$

$2. \: \: \frac{1}{2} = \frac{5}{10} = \frac{8}{16} = \frac{16}{32}$

Hope it helps :)