Question

Помоги! Пожалуйста! :)

Answer 1

8.

$(22 \frac{3}{8} + 3 \frac{5}{8} + 2 \frac{1}{8} + 7 \frac{7}{8} ) \div 9 = (26 + 2 \frac{1}{8} + 7 \frac{7}{8} ) \div 9 = (28 \frac{1}{8} + 7 \frac{7}{8} ) \div 9 = 36 \div 9 = 4$

9.

$3.32x + 0.18 = 70 \\ 3.5x = 70 \\ x = \frac{ 70}{3.5} \\ x = 20$