Multiple choice

What will be the next term in the series given below? 6, 20, 42, 72, 110, ____

  1. 140

  2. 156

  3. 145

  4. 154
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B Correct answer
Explanation

The series is 2*3, 4*5, 6*7, 8*9, 10*11. The next term is 12*13 = 156.

AI explanation

The differences between consecutive terms are 14, 22, 30, and 38, which form an arithmetic progression with a common difference of 8. The next difference in this pattern is 38 + 8 = 46. Adding this difference to the last term gives 110 + 46 = 156.

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