Odpowiedź :
Heya.
20% = [tex]\frac{1}{5}[/tex]
30% = [tex]\frac{3}{10}[/tex]
5% = [tex]\frac{1}{20}[/tex]
15% = [tex]\frac{3}{20}[/tex]
80% = [tex]\frac{4}{5}[/tex]
50% = [tex]\frac{1}{2}[/tex]
90% = [tex]\frac{9}{10}[/tex]
70% = [tex]\frac{7}{10}[/tex]