Quantitative Aptitude: Number Series Set 152

  1. Direction: What should be come in place of question (?) mark in the given number series ?
    23, 23, 27, 43, 79, 160
    23
    27
    43
    79
    160
    Option E
    the series is, 0^2=0 , 2^2=4, 4^2=16, 6^2=36…

     

  2. 16, 9, 11, 19.5, 45, 112.5
    16
    45
    11
    9
    19.5
    Option B
    the series is, (*.5+1), (*1+2), (1.5+3)…

     

  3. 320, 328, 344, 368, 440, 568
    320
    344
    368
    440
    568
    Option C
    the series is, +8, +16,+32, +64…

     

  4. 22, 44, 88, 528, 2640, 15840
    528
    88
    2640
    44
    22
    Option B
    the series is *2, *3, *4, *5…

     

  5. 56, 80, 112, 136, 168, 200
    56
    112
    168
    136
    200
    Option E
    the series is, +24, +32, +24, +32…

     

  6. 20, 30, 50, 80, 120, ?
    170
    150
    160
    190
    200
    Option A
    the series is, +10, +20, +30, +40, +50

     

  7. 15, 28, 48, 82, 137, ?
    210
    220
    230
    200
    180
    Option B
    the series is difference of difference.

     

  8. 330, 343, 360, 379, 402, ?
    431
    427
    432
    435
    440
    Option A
    the series is, 13, 17, 19, 23, 29 difference of consecutive prime numbers.

     

  9. 9600, 1920, 480, ?, 80, 80
    200
    320
    80
    240
    160
    Option E
    the series is, ÷5, ÷4, ÷3, ÷2, ÷1

     

  10. 25, 55, 85, 115, 145, ?
    165
    160
    170
    175
    180
    Option D
    the series is +30, +30, +30…

     

Related posts