1) 2$$\frac{1}{3}$$\cdot5 = $$\frac{7}{3}$$\cdot5 = $$\frac{7}{3}$$\cdot$$\frac{5}{1}$$ = $$\frac{7\cdot5}{3\cdot1}$$ = $$\frac{35}{3}$$ = 11$$\frac{2}{3}$$
Ответ: 11$$\frac{2}{3}$$