SERIES

Intelligent academy September 12, 2019

SERIES
             Directions (Q. 1 - 51) : What will come in place of the question mark(?) in the following series
1.    4     6     12     30     90     315     ?
(A)945                (B)1102                (C)1260              (D)1417.5               (E)None of these
2.    25     16     ?     4     1
(A)3                     (B)6                      (C)12                   (D)18                       (E)None of these
3.    1     ?     27     64     125
(A)8                     (B)4                      (C)6                      (D)9                         (E)None of these
4.    2     5     7     12     19     31     50     ?
(A)53                    (B)81                    (C)69                    (D)74                      (E)None of these
5.    1     6     36     240     1960     ?
(A)19660             (B)3680                 (C)36800             (D)19600               (E)None of these
6.    24     ?     109     134     150     159
(A)71                    (B)65                     (C)86                    (D)53                      (E)None of these
7.    17     9     10     ?     35     90
(A)21                    (B)27.5                  (C)19                    (D)16.5                  (E)None of these
8.    3     20     78     332     1680     ?
(A)8410                (B)9836                (C)10098              (D)1150                (E)None of these
9.       13     30     66     140     ?     592
(A)210                   (B)290                   (C)428                   (D)430                  (E)None of these
10.   3     5     15     ?     1125     84375
(A)75                     (B)20                    (C)45                      (D)80                    (E)None of these
11.   15     18     16     19     17     20     ?
(A)23                     (B)22                    (C)16                     (D)18                     (E)None of these
12.   1050    420     168     67.2     26.88     10.752     ?
(A)4.3008             (B)6.5038             (C)4.4015             (D)5.6002            (E)None of these
13.   0     6     24     60     120     210     ?
(A)343                   (B)280                    (C)335                   (D)295                  (E)None of these
14.   32     49     83     151     287     559     ?
(A)1118                 (B)979                     (C)1103                (D)1120                (E)None of these
15.   462     552     650     756     870     992     ?
(A)1040                (B)1122                  (C)1132                 (D)1050               (E)None of these
16.     3     20     87     392     ?
(A)1612                 (B)1963                    (C)847                  (D)2025                 (E)None of these
17.     12     28     75     316     1555     ?
(A)9366                (B)9294                     (C)7811                (D)9336                 (E)None of these
18.     112     111     119     92     156     31     ?
(A)375                  (B)287                       (C)387                    (D)247                 (E)None of these
19.   1     15     16     31     47     78     125     ?
(A)172                 (B)203                   (C)139                (D)167                   (E)None of these
20.   55     60     67     78     91     108     ?
(A)125                 (B)121                   (C)127                (D)89                     (E)None of these
21.   12     22     69     272     1365     ?
(A)8196               (B)8184                 (C)8195                (D)6830                (E)None of these
22.   1     ?     9     16     25
(A)14                    (B)4                       (C)9                       (D)8                       (E)None of these
23.   104     153     189     214     ?
(A)239                  (B)225                  (C)264                  (D)235                   (E)None of these
24.   15     17     32     49     81     130     ?
(A)179                  (B)211                   (C)194                 (D)226                    (E)None of these
25.   15     17     21     29     45     77     ?
(A)109                 (B)125                    (C)141                   (D)173                   (E)None of these
26.   13     14     30     93     376     1885     ?
(A)10818             (B)10316             (C)11316                (D)11318               (E)None of these
27.     4     6     9     13.5     20.25     30.375     ?
(A)40.25              (B)45.5625          (C)42.7525           (D)48.5625             (E)None of these
28.     400     240     144     86.4     51.84     31.104     ?
(A)19.2466          (B)17.2244          (C)16.8824          (D)18.6624            (E)None of these
29.     9     4.5     4.5     6.75     13.5     33.75     ?
(A)101.25            (B)103.75             (C)99.75               (D)105.50              (E)None of these
30.     705     728     774     843     935     1050     ?
(A)1190               (B)1180                 (C)1185               (D)1187                  (E)None of these
31.     1     4     27     256     3125     46656     ?
(A)117649           (B)279936            (C)705894            (D)16807               (E)823543
32.     30     46     78     126     190     270     ?
(A)356                  (B)366                    (C)382                  (D)398                 (E)414
33.     380     465     557     656     762     875     ?
(A)955                  (B)1015                 (C)975                   (D)995                (E)1025
34.     1250     500     200     80     32     12.8     ?
(A)5.12                 (B)6.4                     (C)4.3                   (D)6.02                 (E)5.16
35.     23     26     24     27     25     28     ?
(A)27                     (B)29                      (C)26                    (D)24                     (E)21
36.     444     467     513     582     674     789     ?
(A)950                  (B)904                     (C)927                  (D)881                  (E)973
37.     23     25     53     163     657     3291     ?
(A)16461              (B)13169                 (C)9877               (D)23045              (E)19753
38.     13     13     65     585     7605     129285     ?
(A)2456415          (B)2235675            (C)2980565        (D)2714985          (E)2197845

39.     1     16     81     256     625     1296     ?
(A)4096                  (B)2401                  (C)1764               (D)3136                 (E)6561
40.     12     12     18     45     180     1170     ?
(A)12285               (B)10530                (C)11700              (D)12870               (E)7605
41.     948     474     ?     118.5     59.25     29.625
(A)221                    (B)190                    (C)237                  (D)189.06              (E)None of these
42.     374     355     317     ?     184     89
(A)260                     (B)298                    (C)279                  (D)241                   (E)None of these
43.     96     94     373     3353     ?     1341069
(A)83819                 (B)53483                (C)63813              (D)53643              (E)None of these
44.     281     141     71     36     18.45     ?
(A)9.5                      (B)9.25                    (C)10.75                 (D)10                   (E)None of these
45.     200     231     264     299     336     ?
(A)355                     (B)365                      (C)375                     (D)395                 (E)None of these
46.     10     22     8     24     6     ?
(A)16                       (B)18                         (C)12                       (D)26                   (E)None of these
47.     27     64     125     216     343     ?
(A)512                     (B)459                       (C)519                     (D)521                 (E)None of these
48.     60.5     72     84.5     98     112.5     ?
(A)125                    (B)122                        (C)126                      (D)127                  (E)None of these
49.     96     107     129     162     206     ?
(A)258                     (B)261                       (C)256                       (D)260                  (E)None of these
50.     12     14     17     13     8     14     21     13     4 ?
(A)14                       (B)13                           (C)15                           (D)2                           (E)None of these
51.     15     12     17     10     ?     8     21     4
(A)3                         (B)7                               (C)21                          (D)19                        (E)None of these
52.     14     8     9     14.5     30     ?                                                                                                                 (SBI P.O. 2017 pre)
(A)66                       (B)76                             (C)67                         (D)77                          (E)None of these
53.     20     29     54     103     184     ?                                                                                                           (SBI P.O. 2017 pre)
(A)300                     (B)310                          (C)250                       (D)305                        (E)None of these
54.     7     8     18     57     ?     1165                                                                                                                (SBI P.O. 2017 Pre)
(A)232                       (B)230                        (C)222                       (D)220                        (E)None of these
55.     5     7     18     47     105     ?                                                                                                                   (SBI P.O. 2017 Pre)
(A)200                      (B)100                         (C)205                      (D)105                         (E)None of these
56.     77     85     69     101     37     ?                                                                                                              (SBI P.O. 2017 Pre)
(A)175                        (B)300                        (C)165                         (D)248                        (E)None of these
57.     6     7     16     51     ?     1045                                                                                                                 (SBI P.O. 2017 Pre)
(A)210                        (B)208                        (C)108                          (D)59                          (E)None of these
58.     16     25     50     99     180     ?                                                                                                               (SBI P.O. 2017 Pre)
(A)300                         (B)301                        (C)305                         (D)310                       (E)None of these
59.     4     17     41     86     ?
(A)149                         (B) 150                      (C)140                          (D)139                        (E)None of these
Directions (Q. 52 - 94) : In each of the following questions a number series is given with one wrong number series is given. Find that wrong number.
60.     2     3     6     15     45     156.5     630
(A)3                     (B)45                   (C)15                   (D)6                 (E)156.5
61.     36     20     12     8     6     5.5     4.5
(A)5.5                 (B)6                     (C)12                   (D)20                 (E)8
62.     1     3     9     31     128     651     3913
(A)651                 (B)128                (C)31                   (D)9                   (E)3
63.     2     3     10     40     172     855     5346
(A)3                     (B)855                (C)40                   (D)172                (E)10
64.     5     8     16     26     50     98     194  
(A)8                    (B)26                   (C)50                   (D)16                   (E)98
65.     7     4     6     9     20     52.5     160.5
(A)6                    (B)4                     (C)30                    (D)9                     (E)52.5
66.     4     6     12     30     75     315     1260
(A)315                     (B)75               (C)12                    (D)6                   (E)30
67.     3     4     13     38     87     166     289
(A)38                      (B)13                 (C)87                   (D)166                (E)4
68.     4     5     9     29     111     556     3335
(A)5                        (B)9                    (C)29                   (D)111               (E)556
69.     2     6     16     38     84      176     368
(A)6                         (B)16                 (C)38                   (D)84                  (E)176
70.     10     15     24     35    54     75     100
(A)35                      (B)75                  (C)24                    (D)15                 (E)54
71.     1     3     4     7     11    18     27     47
(A)4                        (B)11                  (C)18                     (D)7                    (E)27
72.     3     2     3     6     12     37.5    115.5
(A)37.5                   (B)3                    (C)6                        (D)2                   (E)12
73.     2     8     32     148    765    4626     32431
(A)765                   (B)148                (C)8                        (D)32                  (E)4626
74.     2     3     11     38     1.2     229    443
(A)11                     (B)229                 (C)120                     (D)38                 (E)3
75.     1     2     4.5     11     30     92.5     329
(A)92.5                 (B)4.5                   (C)11                       (D)2                    (E)30
76.     2    5    7    12    19    32    50
(A)7                      (B)12                     (C)32                       (D)19                  (E)5
77.     2     13    65    271     817     1639     1645
(A)13                   (B)65                     (C)271                     (D)817                 (E)1639
78.     3     4     16     75     366     1945     11886
(A)16                   (B)75                     (C)366                   (D)1945                  (E)4
79.     2     14     91     546     3002     15015
(A)15015             (B)91                     (C)14                     (D)3002                  (E)546
80.     5      10     17     27     37     50     65
(A)10                     (B)17                    (C)27                     (D)37                      (E)50
81.     108     54     36     18     9     6     4
(A)54                      (B)36                    (C)18                    (D)9                         (E)6
82.     2     3     5     8     14     23    41    67
(A)5                        (B)8                      (C)14                     (D)41                      (E)69
83.     0     1     9     36     99     225     441
(A)9                       (B)36                  (C)99               (D)225                  (E)441
84.     3     7.5     15     37.5     75     167.5     375
(A)167.5                   (B)75              (C)37.5            (D)15                     (E)7.5
85.     2     11     38     197     1172     8227     65806
(A)11                       (B)38               (C)197              (D)1172                (E)8227
86.     16     19     21    30     46     71     107
(A)19                     (B)21                  (C)30               (D)46                      (E)71
87.     7     9     16     25     41     68     107     173
(A)107                    (B)16                 (C)41               (D)68                      (E)25
88.     4     2     3.5     7.5     26.25     118.125
(A)118.125             (B)26.25           (C)3.5             (D)2                          (E)4
89.     16     4     2     1.5     1.75     1.875 
(A)1.875            (B)1.75                 (C)1.5               (D)2                          (E)4
90.     2     3     6     18     109     1944     209952 
(A)3                    (B)6                       (C)18                (D)109                     (E)1944
91.     1    3     6     11     20     39     70
(A)3                   (B)39                     (C)11                 (D)20                        (E)6
92.     2     13     27     113     561     3369     23581
(A)13                 (B)27                    (C)113                (D)561                     (E)3369
93.     50     51     47     56     42     65     29
(A)51                 (B)47                    (C)56                   (D)42                       (E)65
94.     3       9     23     99     479     2881     20159
(A)9                   (B)23                    (C)99                   (D)479                     (E)2881
95.     2     4     5     8     13   21     34
(A)4                    (B)5                     (C)8                      (D)3                         (E)21
96.     27     17     22     42     92     237.5     718.5
 (A)17                 (B)42                   (C)237.5              (D)22                       (E)92
97.     7     11     18     35     67     131     259
(A)18                  (B)35                    (C)11                   (D)131                     (E)67
98.     7     4     5     9     18     52.5     160.5
(A)4                     (B)5                      (C)9                     (D)52.5                   (E)18
99.     5     6     33     158     374     1230     2561
(A)374                (B)33                    (C)6                     (D)1230                  (E)158
100.  12     11     18     45     196     795     4734
(A)795                (B)196                  (C)45                   (D)18                       (E)11
101.  3     6     16     47.5     154.5     558.5     2257
(A)2257               (B)47.5                 (C)154.5            (D)558.5                  (E)None of these  
102.  898     906     933     996     1122     1338     1681
                      (A)906                 (B)933                 (C)1122               (D)1338                  (E)None of these

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