Question

помогите пж
дам 20 баллов!​

Answer 1

Ответ:

4/9 : 2/5 = 4 × 5 / 9 × 2 = 20/18 = 1 2/18= 1 1/9

2/3 : 13/24 = 2 × 24 / 3 × 13 = 48/39 = 1 9/39 = 1 3/13

5/11 : 3 = 5 × 3 / 11 = 15/11 = 1 4/11

8/7 : 2 = 1 1/7 : 2 = 1 1 × 2/7 = 1 2/7

5/38 : 1 = 5/38

1 1/49 : 25/42 = 1 1 × 42/49 × 25 =1 42/ 1225

7/48 : 6 6/7 = 7/48 : 48/7 = 7 × 48 / 48 × 7 = 336/336 = 1

5 7/13 : 4/39 = 72/13 : 4/39 = 72*39 /13*4 = 2808/52= 54