Answer:
42:12, 21:6, 14:4, 7:2
Step-by-step explanation:
List out factors for 42 and 12
42: 1, 2, 3, 6, 7, 14, 21, 42
12: 1, 2, 3, 4, 6, 12
Find common factors
They have 1, 2, 3, 6 in common
42 = (1*42), (2*21), (3*14), (6*7)
12 = (1*12), (2*6), (3*4), (6*2)
Ratios = 42:12, 21:6, 14:4, 7:2
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-Chetan K
