Multiple choice

In the following number series, a wrong number is given. Find out the wrong number. 12, 14, 17, 22, 29, 41, 53

  1. 29

  2. 41

  3. 53

  4. 22

  5. 17
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B Correct answer
Explanation

Pattern: add consecutive prime numbers starting from 2. Verifying: 12+2=14, 14+3=17, 17+5=22, 22+7=29, 29+11=40 (not 41), 40+13=53. So 41 is wrong; it should be 40. The consecutive primes are 2, 3, 5, 7, 11, 13.

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