74 номер умоляю помогите

Question

74 номер умоляю помогите

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Answer 1

32/8=2.5/10

7.5/2.5=4.2/1.2

2/12=7/42

9/3=7/42

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6/8=18/24

27/18=36/54

8/14=14/21

15/10=20/35