Cześć ;-)
Obliczenia
[tex]b] \ 1,4=1,4\cdot100\%=\boxed{140\%}\\\\c] \ 0,007=0,007\cdot100\5=\boxed{0,7\%}\\\\d] \ \frac{1}{4}=\frac{25}{100}=0,25=0,25\cdot100\%=\boxed{25\%}\\\\e] \ \frac{3}{5}=\frac{6}{10}=0,6=0,6\cdot100\%=\boxed{60\%}\\\\f] \ 1\frac{2}{10}=1,2=1,2\cdot100\%=\boxed{120\%}[/tex]
Pozdrawiam!