Rozwiązanie:

a)

$\frac{17}{50\%}=\frac{17}{0.5}=34$

$\frac{35}{10\%}=\frac{35}{0.1}=350$

b)

$\frac{1.2}{25\%}=\frac{1.2}{0.25}=4.8$

$\frac{28}{200\%}=\frac{28}{2}=14$

c)

$\frac{0.6}{1\%}=\frac{0.6}{0.01}=60$

$\frac{0.02}{1{\%}_o}=\frac{0.02}{0.001}=20$