Find the next number in the series: 2, 4, 7, 11, 16, ?
- A. 20
- B. 23
- C. 22 ✓
- D. 21
Correct answer
C. 22
Explanation
The difference between terms increases by 1 each time (2,3,4,5), so the next difference is 6, giving 16 + 6 = 22.
C. 22
The difference between terms increases by 1 each time (2,3,4,5), so the next difference is 6, giving 16 + 6 = 22.