Question
Select the number from among the given options that can
replace the question mark (?) in the following series: 43, 45, 48, 53, 60, 71, ?Solution
The difference between consecutive terms follows the sequence of prime numbers starting from 2. 43 + 2 = 45 45 + 3 = 48 48 + 5 = 53 53 + 7 = 60 60 + 11 = 71 71 + 13 = 84
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