What is the next number in the sequence 2, 6, 12, 20, 30, ... ?
Answer and explanation
Correct answer: C. 42
- Step 1: Differences are 4, 6, 8, 10. Step 2. The next difference is 12, so the next term is 30 + 12 = 42. Answer: 42. Why not the others: The other sequences do not follow the pattern of increasing differences.
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