Multiple choice

What will be the next term in the series? 37, 51, 67, 85, 105, ?

  1. 120

  2. 125

  3. 128

  4. 127

  5. 130

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D Correct answer
Explanation

Differences: 51-37=14, 67-51=16, 85-67=18, 105-85=20. The next difference should be 22. 105 + 22 = 127.

AI explanation

The series follows a pattern of adding consecutive composite numbers to the previous term. The differences between the terms are 14, 16, 18, and 20, which are consecutive even numbers. Adding the next even number, 22, to the last term gives 105 + 22, which equals 127.