3 per 6 kali dua satu per lima =

[tex] = \frac{3}{6} \times 2 \frac{1}{5} \\ = \frac{3}{6} \times \frac{11}{5} \\ = \frac{33}{30} = 1 \frac{3}{30 } = 1 \frac{1}{10} [/tex]

3/6 klai 1/5=15/6=5/2