RRB NTPC Prelims Model Paper 4 with solutions

Question : 35 of 100

Marks: +1, -0

What will come in place of question mark(?) in the following series?

1, 1 /4 , 1/ 9 , 1 /16 , ?

Solution:

(4) The pattern of the series is:

1/1^2=1

1/2^2=1/4

1/3^2=1/9

1/4^2=1/16

1/5^2=1/25

Hence, the required term is

1/25

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