Question 38

Select the set of numbers that is similar to the following set of numbers.
(20, 42, 72)

Solution

(20,42,72) implies that

$$(20=4×5,42=6×7,72=8×9).$$

Similarly,(2,12,20) implies that

$$(2=1×2,12=3×4,30=5×6).$$

So, only option C follows the same logic.

So, C is correct choice.

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