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In the following question, a series is given with one term missing. Choose the correct alternative from the given ones that will complete the series. 1, 5, 13, 25, 41, 61, ___

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In the following question, a series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

1, 5, 13, 25, 41, 61, ___
1). 77
2). 85
3). 81
4). 91


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1 vote
Answered by on | Votes 1 |

If we observe the pattern carefully in the given numbers we can see that

1 + 4 = 5;

5 + 8 = 13;

13 + 12 = 25;

25 + 16 = 41,

41 + 20 = 61;

61 + 24 = 85.

Hence, “85” is correct choice.

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