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Find out the pair of numbers that do not belong to the group for lack of common property.

A7 – 63

B8 – 80

C18 – 54

D9 – 70

Answer:

D. 9 – 70

Read Explanation:

7 – 63 → 7 × 9 = 63 8 – 80 → 8 × 10 = 80 18 – 54 → 18 × 3 = 54 But 9 – 70, 70 is not a multiple of 9.


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