Question

Daca 2% din %5 dintr-un numar este 0.25 nr este...

Answer 1

$\frac{2}{100} * \frac{5}{100} *x= \frac{25}{100}$
$\frac{1}{50} * \frac{1}{20} *x= \frac{1}{4}$
$\frac{x}{100} = \frac{1}{4}$
4x=100
x=100:4
x=25