6kali 3 2per3 kali 1 3 per 4=

[tex]6 \times 3 \frac{2}{3} \times 1 \ \frac{3}{4} [/tex]
[tex] = 6 \times \frac{11}{3} \times \frac{7}{4} [/tex]
[tex] = \frac{6 \times 11 \times 7}{3 \times 4} [/tex]
[tex] = \frac{462}{12} [/tex]
= 77/2