In the following question, select the related number pair from the given alternatives.
73 : 21 : : ? : ?
Given, 73 is related to 21
The logic here is
7 x 3 = 21
Product of digits of the first number is equal to the second number.
9 x 5 = 45
$$\therefore\ $$95 is related to 45 in the same way 73 is related to 21.
Hence, the correct answer is Option A
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