Number Series Quiz for IPPB Scale-1 Mains 2016-17

Direction (1-15): What should come in place of the question mark (?) in the following number series?

Q1. 7, 9, 13, 21, 37, ?
(a) 58
(b) 63
(c) 69
(d) 72

(e) 56

Q2. 0, 4, 18, 48, ?, 180
(a) 58
(b) 68
(c) 84
(d) 100
(e) 62

Q3. 9, 8, 10, 16, 11, ?, 12, 64
(a) 28
(b) 36
(c) 25
(d) 32
(e) 25

Q4. 7, 8, 18, 57, ?
(a) 232
(b) 228
(c) 234
(d) 226
(e) 222

Q5. 10, 21, 52, 165, ?
(a) 648
(b) 468
(c) 334
(d) 668
(e) 268

Q6. 1015  508  255  129  66.5  ?  20.875
(a) 34.50
(b) 35
(c) 35.30
(d) 35.75
(e) None of these

Q7. 586  587  586  581  570  ?  522
(a) 545
(b) 543
(c) 551
(d) 557
(e) None of these

Q8. 435  354  282  219  165  ?
(a) 103
(b) 112
(c) 120
(d) 130
(e) None of these

Q9. 325  314  288  247  191  ?
(a) 126
(b) 116
(c) 130
(d) 120
(e) None of these

Q10. 6  4  8  23  ?  385.25
(a) 84.5
(b) 73
(c) 78.5
(d) 82
(e) None of these

Q11. 9  11  15  ?  39  71
(a) 29
(b) 23
(c) 21
(d) 27
(e) None of these

Q12. 5  3  6  ?  64.75
(a) 15
(b) 15.5
(c) 17.5
(d) 17.25
(e) None of these

Q13. 649.6875  1299.375  866.25  346.5  99  22  ?
(a) 4
(b) 7
(c) 10
(d) 12
(e) None of these

Q14. 30  16  10  8  8  9  ?
(a) 12.75
(b) 13
(c) 14
(d) 10.5
(e) None of these

Q15. 10  18  63  253  1137  5901  ?
(a) 39754
(b) 35749
(c) 37594
(d) 35794
(e) None of these


ANSWERS :

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