Quantitative Aptitude: Number Series 45 (based on RRB Assistant prelims)

Number Series asked RRB Assistant Prelim 24 September 2017

These questions are based on Number Series asked in RRB Assistant Prelims – Shift 1. Number Series asked IBPS RRB Assistant Prelim 24 September 2017.

1-5 were asked in 1st shift, 6-10 are based on these

  1. 408, 405, 396, 369, 288, ?
    A) 89

    B) 45
    C) 90
    D) 98
    E) 111
    View Answer
      Option B
    Pattern
    :
    -3, -9, -27, -81, -243
  2. 220, 108, 52, 24, 10, ?
    A) 3
    B) 4
    C) 6
    D) 7
    E) 8
    View Answer
      Option A
    Pattern
    :
    -112, -56, -28, -14, -7
  3. 91, 70, 51, 35, 23, ?
    A) 5
    B) 15
    C) 16
    D) 12
    E) 8
    View Answer
      Option C
    Pattern
    :
    -21, -19, -16, -12, -7
  4. 8, 4, 6, 15, ?, 236.25
    A) 76.75
    B) 105.5
    C) 98.25
    D) 81.75
    E) 52.5
    View Answer
      Option E
    Pattern:
    *0.5, *1.5, *2.5, *3.5
  5. 7, 8, 16, 43, ?, 232
    A) 175
    B) 107
    C) 155
    D) 145
    E) 105
    View Answer
      Option B
    Pattern
    :
    +1^3, +2^3, +3^3, +4^3, ..
  6. 5, 9, 25, 61, 125, ?
    A) 225
    B) 235
    C) 209
    D) 198
    E) 187
    View Answer
      Option A
    Pattern
    :
    +2^2, +4^2, +6^2, +8^2, ..
  7. 103, 81, 61, 44, 31, ?
    A) 18
    B) 28
    C) 23
    D) 17
    E) 12
    View Answer
      Option C
    Pattern
    :
    -22, -20, -17, -13, -8
  8. 8, 5, 6, 13, ?, 425
    A) 65
    B) 78
    C) 59
    D) 53
    E) 71
    View Answer
      Option D
    Pattern
    :
    *0.5 + 1, *1 + 1, *2 + 1, *4 + 1
  9. 1563, 1559, 1543, 1479, 1223, ?
    A) 254
    B) 176
    C) 199
    D) 123
    E) 187
    View Answer
      Option C
    Pattern
    :
    -4, -16, -64, -256, -1024
  10. 291, 147, 75, 39, ?, 12
    A) 18
    B) 25
    C) 31
    D) 28
    E) 21
    View Answer
      Option E
    Pattern
    :
    -144, -72, -36, -18, -9

Memory Based Questions asked in RRB Assistant Prelims on 24th September 2017

Click here for Memory Based Questions asked in RRB Assistant Prelims on 16th September 2017

Click here for New Pattern Questions for RRB PO Mains

Click here for SBI PO 2017 Memory Based Questions

Click here for Number Series Questions – Memory Based NICL AO, SBI PO



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2 Thoughts to “Quantitative Aptitude: Number Series 45 (based on RRB Assistant prelims)”

  1. Deependra Singh

    Shift 4 ki puzzle kisi ko pata h?

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