Question
The second number in the given number-pairs is obtained
by performing certain mathematical operation(s) on the first number. The same operation(s) is/are followed in all the number-pairs except one. Find that odd number-pair.Solution
Logic is- 10 X 3 +3 =33 2 X 3 +3 =9 8 X 3 +3 = 27 6 X 3 + 3 =21
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