IBPS
Government Jobs Exams
Logical Reasoning
Number Series
11 15 31 67 131 (?)
(A) 233
(B) 221
(C) 243
(D) 21
(E) None of these
Read Solution (Total 1)
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- 11 15 31 67 131 (?) (A) 233 (B) 221 (C) 243 (D) 21 (E) None of these
11+2^2=15
15+4^2=31
31+6^2=67
67+8^2=131
131+10^2=231 - 8 years agoHelpfull: Yes(3) No(0)
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