Помогите 10минут осталась

Question

Помогите 10минут осталась

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Comments

1) 7/13, 3/4, 8/5, 5/7, 9/12

Answer 1

14/26 = 7/13

18/24 = 9/12 = 3/4

24/15 = 8/5 =1  3/5

25/35 = 5/7

81/108 = 9/12 = 3/4

30/42 = 15/21= 5/7

33/39= 11/13

45/51 = 15/17

12/60 = 1 /5

50/100 = 1/2