Which of the following numbers will replace the question mark (?) in the given series?

15, 18, 27, 54, 135, ?

This question was previously asked in
RRB Group D 8 Sept 2022 Shift 3 Official Paper
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  1. 368
  2. 367
  3. 378
  4. 398

Answer (Detailed Solution Below)

Option 3 : 378
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Detailed Solution

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The logic followed in the given series is:
The difference between the two consecutive terms is multiplied by 3 to get the next term.

F1 Railway Amit A 19-02-2023 D27

 

Hence, the correct answer is " 378 ".

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