Previous year questions give guidance to us and provide a base for the preparation of any competitive exam. It is always good to have an experience of how the level of exam varies from year to year. For every subject like in Quantitative Aptitude, we come to know the pattern of questions must be followed to prepare the examination.
NUMBER SERIES ASKES IN RRB PO 2016 II SHIFT
1 ) 7, 3, 2, 2, 4, ?
a) 24
b) 32
c) 30
d) 26
e) None of these
Solution
x0.5 - 0.5…x1 -1….x2-2….x4-4….x8 – 8
a) 24
2 ) 5, 6, 14, 23, 87 ?
a) 124
b) 112
c) 130
d) 126
e) None of these
Solution
+1…..+8…..+9…..+64….+25 (Alternate Square and Cubes)
87 + 25 = 112
3 ) 5, 6.2, 9, 13.4, 19.4, ?
a) 20.16
b) 25.4
c) 25.16
d) 20.60
e) None of these
Solution
3 ) +1.6….+1.6…..+1.6…+1.6 [Difference of Difference]
19.4 + 7.6 = 27
4 ) 6, 9, 20, 47, 106, ?
a) 234
b) 332
c) 330
d) 236
e) None of these
Solution
4 ) +3…….+11……..+27……..+59
+8…….+16……+32…..+64
5 ) 4, 5, 16, 81, ?, 5113
a) 730
b) 320
c) 700
d) 760
e) None of these
Solution
5 ) x1+1…x3+1….x5+1….x7+1…x9+1
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