Quantitative Aptitude: Number Series Set 142

  1. Find out the wrong number series:

    5 , 14 , 52 , 220 , 1125 , 6786

    52
    5
    220
    1125
    None of these
    Option A
    5*2+4=14
    14*3+9=51
    51*4+16=220

     

  2. 10 , 28 , 110 , 508 , 2665
    10
    110
    28
    508
    2665
    Option B
    10*2+8=28
    28*3+27=111

     

  3. 10 , 30 , 130 , 350 , 1220 , 2210
    1220
    10
    30
    350
    2210
    Option A

     

  4. Find the missing number in the follliwng:

    20 , 19 , 20 , 16 , ? , 9 , 12

    17
    18
    20
    32
    22
    Option B
    All are in series -1^2 , +1 , -2^2

     

  5. 198 , 150 , 110 , 72 , 42 , 18.Find the wrong number?
    110
    150
    42
    18
    None of these
    Option A
    -6*8
    -6*7 and so on

     

  6. 125 , 92 , 93 , ? , 69 , 12
    50
    65
    54
    48
    None of these
    Option D
    11^2 + 4 * 1
    10^2 – 4*2
    9^2 + 4*3

     

  7. 17 , 67 , ? , 1501 , 9055
    285
    293
    290
    450
    None of these
    Option B

     

  8. 3 , 22 , ? , 673 , 2696 , 8093
    134
    140
    145
    150
    None of these
    Option A

     

  9. 798 , 654 , 554 , 490 , 454 , ?
    412
    438
    445
    420
    None of these
    Option B
    -12^2
    -10^2 and so on

     

  10. 2 , 11 , 46 , 141 , 286 , ?
    294
    291
    298
    300
    None of these
    Option B
    2-5+1=11
    11*4+2=46

     


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