Sunday, 15 January 2017

QUANTITATIVE APTITUDE - SERIES FOR UPCOMING EXAMINATION



Directions (1-10): What will come in place of question mark (?) in the given number series?


1) 8 11 20 47 128 ?

a) 372
b) 371
c) 308
d) 416
e) 364



2).13 27 44 ? 87 113 

a) 64
b) 63
c) 62 
d) 81
e) 69



3). 2 11 38 119 362 ?

a) 1052 
b) 1091
c) 1152
d) 1061
e) 1291



4).17 19 41 127 ? 2571

a) 508 
b) 506
c) 513
d) 416
e) 516



5).108 113 103 ? 98 123

a) 116 
b) 109
c) 115
d) 118
e) 123



6). 511 733 1177 ? 2731 3841

a) 1840
b) 1843
c) 1748
d) 1943
e) 2040



7). 3.5 8 36 225 1816 ?

a) 12736
b) 18165
c) 12737
d) 14737
e) 18185



8). 7 21 105 735 ? 72765 

a) 6315
b) 6625
c) 6605
d) 6615
e) 6251



9). 63 64 132 405 ? 8205

a) 1620
b) 1646
c) 1656
d) 1426
e) 1636



10). 79 88 106 142 214 ?

a) 258
b) 352
c) 358
d) 458
e) 268





Solution

1).The series is +3, +9, +27, +81, +243, ….

2).The series is +14, +17, +20, +23, +26, +29, …

3).The series is +32, +33, +34 , +35, +36, …

4).The series is ×1 +2, ×2+3, ×3+4, ×4+5, ×5+6, …

5).The series is +5, -10, +15, -20, +25, …

6).The series is +222×1, +222×2, +222×3, +222×4, …
?= 1177+666=1843

7). The series is ×2+1², ×4+2², ×6+3², ×8+4², ×10+5², …

8).The series is ×3, ×5, ×7, ×9, ×11, …

9).The series is ×1+1², ×2+2², ×3+3², ×4+4², ×5+5², …

10). The series is +9, +18, +36, +72, +144, …



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