(7 - 84) , (6 - 108) , (5 - 75) , (3 - 99)
Option:
Justification: 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.
Choose or find odd number pair
A. 7 - 84
B. 6 - 108
C. 5 - 75
D. 3 - 99
Answer: A . 7 - 84
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