Question

Помогитее тут чучуть даю 30 балов

Answer 1

1) 3/4 = 30/40

19/40 = 19/40

2) 6/7 = 30/35

4/5 = 24/35

3) 5/6 = 20/24

7/8 = 21/24

4) 5/24 = 10/48

15/16 = 45/48

5) 9/10 = 18/20

1/4 = 5/20