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Home » Find the next number in the series: 1, 2, 4, 7, 11, 16, ?

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Find the next number in the series: 1, 2, 4, 7, 11, 16, ?

A. 20
B. 21
C. 22 ✅
D. 23

Explanation

  • The differences between terms increase by 1 each time
  • Differences: 1,2,3,4,5,6
  • 16+6=22