Question
Which number will replace the question mark (?) in the
following series? 157, 174, 193, 216, ?, 276, 313Solution
The logic followed here is the difference between the numbers are consecutive prime numbers starting from 17. 157 + 17 = 174 174 + 19 = 193 193 + 23 = 216 216 + 29 = 245 245 + 31 = 276 276 + 37 = 313
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