Question

ayuda por favor doy Corona​

Answer 1

$30\% = \frac{30}{100} = \frac{1}{3} \\ \\ \\ \\ 15\% = \frac{15}{100} \\ \\ \\ \\ 70\% = \frac{70}{100}$

$\frac{168}{1} = \frac{168 \times 1}{1 \times 100} = \frac{168}{100}$