Verbal Reasoning - Series Completion - Discussion

Discussion Forum : Series Completion - Section 2 (Q.No. 11)
Directions to Solve

Choose the correct alternative that will continue the same pattern and replace the question mark in the given series.


11.
7, 26, 63, 124, 215, 342, ?
391
421
481
511
Answer: Option
Explanation:

The terms of the given series are (23 - 1), (33 - 1), (43 - 1), (53 - 1), (63 - 1), (73 - 1),.....

So, missing term = (83 - 1) = (512 - 1) = 511.

Discussion:
1 comments Page 1 of 1.

Shiv paliwal said:   1 decade ago
Here first term is 7, 2+6=8, 6+3=9, again 1+2+4=7, 2+1+5=8, 3+4+2=9 it means every starting three terms and rest of three terms make a series 7, 8, 9 there for new word after adding three words should become a seven its means if I add 4+2+1=7 either 5+1+1 is also 7. Then what should be answer?

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