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Series questions for UPSC Prelims

Lakshyank has 27 Series questions for UPSC Prelims. Try a few below, then practise the rest free.

Question 1 Series

What will come in place of * in the sequence: 3, 14, 39, 84, *, 258?

Question 2 Series

Choose the group which is different from the others:

Question 3 Series

In the series AABABCABCDABCDE….., which letter appears at the 100th place?

Question 4 Series

Following is a matrix of certain entries. The entries follow a certain trend row-wise. Choose the missing entry (?) accordingly. 7B 10A 3C 3C 9B 6A 10A 13C ?

Question 5 Series

You are given two identical sequences in two rows: Sequence-I 8 4 6 15 52.5 236.25 Sequence-II 5 A B C D E What is the entry in the place of ‘C’ for the Sequence- II?

Question 6 Series

Consider the following arrangement that has some missing letters: abab_b_bcb_dcdcded_d The missing letters which complete the arrangement are

Question 7 Series

What is X in the sequence 4, 196, 16, 144, 36, 100, 64, X?

Question 8 Series

Consider the sequence given below: 4/12/95, 1/1/96, 29/1/96, 26/2/96, .... What is the next term of the series?

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