Find the next number: 8, 11, 16, 23, ?
- A.30
- B.36
- C.34
- D.32 ✓
Explanation: The differences are 3, 5, 7 — increasing by 2 each time. The next difference is 9, so 23 + 9 = 32.
Class 6 IMO Mathematics Olympiad practice · Patterns & Sequences · Number & Letter Sequences
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