Questions asked in IBPS PO Prelims 2017 Slot 1 – Number Series

1)      17, 98, 26,89,35, (80)

(17 + 9 =26, 26 + 9 =35, 98-9 =89, 89-9 =80)

2)      2,17,89,359,1079, 2159

(2*6+5 , 17*5+4, 89*4+3, 359*3+2, 1079*2+1)

3)      3,5,15,45,113, 243

(13+1, 23+2,33+3,43+4,53+5)

4)      7,4.5,5.5,12,49,393

(7*0.5+1, 4.5*1+1, 5.5*2+1, 12*4+1, 49*8+1)

5)      3240, 540, 108,27,9,4.5

(3240/6, 540/5, 108/4, 27/3,9/2)


All Questions asked in IBPS PO Prelims Slot 1


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