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Choose or find odd number pair

(70 - 80), (54 - 62), (28 - 32), (21 - 24), (14 - 16)

Option:
A. 70 - 80
B. 54 - 62
C. 28 - 32
D. 21 - 24
E. 14 - 16
Answer: B . 54 - 62

Justification:

In each of the pairs except (b), the ratio of the two numbers is 7 : 8.
Hence the answer is (b).

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