Odpowiedź :
Obliczenia
[tex]40\%=\frac{40}{100}=\frac{2}{5}\\\\40\% \ z \ 3\frac{3}{4}=\frac{2}{5}\cdot3\frac{3}{4}=\frac{\not2^1}{\not5_1}\cdot\frac{\not15^3}{\not4_2}=\frac{3}{2}=1\frac{1}{2}\\\\\huge\boxed{\text{Odp}. \ \text{C}}[/tex]
Obliczenia
[tex]40\%=\frac{40}{100}=\frac{2}{5}\\\\40\% \ z \ 3\frac{3}{4}=\frac{2}{5}\cdot3\frac{3}{4}=\frac{\not2^1}{\not5_1}\cdot\frac{\not15^3}{\not4_2}=\frac{3}{2}=1\frac{1}{2}\\\\\huge\boxed{\text{Odp}. \ \text{C}}[/tex]