Question

Найдите значение выражения

Answer 1

3a/b - a/3b = (9a - a)/3b = 8a/3b

8a = 8 × (5 - 2 35/1000) = 8 × 2965/1000 = 2965/125 = 593/25

3b = 3 × (1/5 + 1/3) = 3 × 8/15 = 8/5

8a/3b = (593/25)/(8/5) = (593 × 5)/(8/5)= 593/40 = 14,825