(7 - 84) , (6 - 108) , (5 - 75) , (3 - 99) - Choose odd Number Pair / Group - Classification - Verba

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Choose or find odd number pair - (7 - 84) , (6 - 108) , (5 - 75) , (3 - 99)

A. 7 - 84

B. 6 - 108

C. 5 - 75

D. 3 - 99

E. None of the above

Answer: A. 7 - 84

In all other pairs, the second number is obtained by multiplying the square of the first number by a prime number. Thus, 108 = 6² × 3, 75 = 5² × 3, 99 = 3² × 11.

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