Quantitative Aptitude: Number Series Set 69

Shubhra
  1. 15, 24, 38, ?, 81, 110
    49
    52
    46
    57
    None
    Option D
    Solution:
    15………. 24………. 38………. 57………. 81………. 110
    ………. 9…….. 14…….. 19…….. 24…….. 29……..
    ……………… 5 …….. 5…….. 5 …….. 5.
  2. 7, 36, 125, 256, ?, 64
    294
    243
    267
    224
    None
    Option B
    Solution:
    71=7
    62=36
    53=125
    44=256
    35=243
    26=64
  3. 21, 8, 31, 13, 41, ?
    18
    51
    36
    22
    None
    Option A
    Solution:
    ………. (31-21=10) ……… (41-31=10)
    21……… 8……… 31……… 13……… 41……… 18
    ……………………. (13-8=5) ……………. (18-13=5).
  4. 16, 8, 24, ?, 36, 18
    15
    14
    12
    16
    None
    Option C
    Solution:
    16/2 = 9
    8*3 = 24
    24/2 = 12
    12*3 = 36
    36/2 = 18.
  5. 3, 5, ?, 17, 33, 65
    11
    9
    12
    15
    None
    Option B
    Solution:
    11 + 21=3
    12 + 22=5
    13 + 23=9
    14 + 24=17
    15 + 25=33
    16 + 26=65.
  6. 60, 32, 20, 18, 25, ?
    28
    22.6
    36
    44.5
    None
    Option D
    Solution:
    60/2+2=32
    32/2+4=20
    20/2+8=18
    18/2+16=25
    25/2+32=44.5.
  7. 3, 2, 3, 6, 14, ?
    34.5
    37..5
    25.5
    28
    None
    Option B
    Solution:
    3 *0.5 + 0.5 = 2
    2 *1 + 1 = 3
    3 *1.5 + 1.5 = 6
    6*2+2=14
    14*2.5+2.5=37.5.
  8. 14, 21, ?, 57, 88, 129
    38
    42
    35
    47
    None
    Option C
    Solution:
    21-14=7 (14-7=7)
    35-21=14(22-14=8)
    57-35=22 (31-22=9)
    88-57=31(41-31=10)
    129-88=41.
  9. 50, 75, 175, ?, 800, 1425
    290
    365
    386
    400
    None
    Option D
    Solution:
    50+52=75
    75+102=175
    175+152=400
    400+202=800
    800+252=1425.
  10. 2, 12, 36, 80, ?, 252
    150
    185
    196
    215
    None
    Option A
    Solution:
    13+1 2=2
    23+2 2=12
    33+3 2=36
    43+4 2=80
    53+5 2=150
    63+6 2=252.



 

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5 Thoughts to “Quantitative Aptitude: Number Series Set 69”

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    January 16, 2018 at 7:09 pm

    8/10

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