Number Series asked in SBI PO Prelims Exam Held on 6th May 2017 (1st slot)

Number Series asked in SBI PO Prelims Exam Held on 6th May 2017 (1st slot):

Dear Readers, SBI PO Prelims Exam 6th May 2017 (1st slot) has finished; here we have given Memory based Number Series questions. Candidates those who are all going to write the examination can check this pattern and make use it.

Number Series 6th May 2017 (1st slot):

1). 3, 10, 20, 39, 85, ?

Logic: Difference of Difference 3, 9, 27, 81

Answer: 212

2). 4, 31, 156, 499, 1228, ?

Logic: Difference of 3 x 3², 5 x 5², 7 x 7², 9 x 9², 11 x 11²

Answer: 2559

3). 152, 156, 140, 176, 112, ?

Logic: Difference  2², -4², 6², -8², 10²

Answer: 212

4). 7, 9, 21, 67, 273, ?

Logic: Difference of: *1+2, *2+3, *3+4, *4+5, *5+6
Answer: 1371

Credits: www.ibpsguide.com

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