Select the option that will correctly replace the question mark (?) in the series.
109, 105, 89, 53,?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. -11.
| Understanding |
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Given series: 109, 105, 89, 53,? The logic used here is: 109 - 22 = 105 105 - 42 = 89 89 - 62 = 53 53 - 82 = -11 The next term in the series is -11. Hence, option 4 is the correct answer. |