Which number will replace the question mark (?) in the following series?
25, 42, 67, 101, 145, ?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 200
| Understanding | Application |
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The difference between consecutive terms is to be observed. 25, 42, 67, 101, 145, ? Here, 42 – 25 = 17 67 – 42 = 25 101 – 67 = 34 145 – 101 = 44 And 25 – 17 = 8 34 – 25 = 9 44 – 34 = 10 |
Now 44 + 11 = 55 Next term = 145 + 55 = 200 |