Question

Помогите, пожалуйста! Задания 2 и 4.

Answer 1

2) y : 1,2 = (1)2/3
y = 1,2 * 5/3 = 6/5 * 5/3 = 2
4) 0,6x = 9/20
x = 9/20 : 0,6 = 9/20 : 3/5 = 3/4 = 0,75

Answer 2

2) y = 1 2/3 × 1 2/5
y = 5/3 × 6/5
y=2
4) x= 9/20 ÷ 3/5
x= 9/20 × 5/3
x= 3/4