Quantitative Aptitude: Number Series Set 145

  1. 12 , 8 , 16 , 48 , 184 , ?
    850
    860
    840
    780
    None of these
    Option B
    12*0.5+2=8
    8*1.5+4=16

     

  2. 12 , 19 , 33 , 61 , ? , 229
    119
    125
    117
    132
    None of these
    Option C

     

  3. 5 , 12 , 33 , 136 , 675 , ?
    4050
    4056
    3570
    4580
    None of these
    Option B
    5*2+2=12
    12*3-3
    33*4+4

     

  4. 20 , 10 , 12 , 24 , 75 , ?
    345.5
    335.5
    330.5
    325.5
    None of these
    Option D
    20*0.5-0
    10*1.5-3
    12*2.5-6

     

  5. 24 , 28 , 40 , ? , 88 , 124
    50
    60
    55
    65
    None of these
    Option B
    24+4=28
    28+4*3=40

     

  6. 19 , 23 , 40 , 70 , 113 , ?
    177
    180
    169
    175
    None of these
    Option C

     

  7. 20 , 39 , 74 , ? , 262 , 499
    142
    145
    139
    150
    Nne of these
    Option C
    20*2-1^2
    39*2-2^2

     

  8. 14 , 12 , 28 , 78 , 320 , ?
    1600
    1620
    1590
    1540
    None of these
    Option C
    14*1-2
    12*2+4

     

  9. 12 , 6.5 , 7.5 , 12.75 , 27.5 , ?
    72.00
    71.25
    75.00
    74.25
    None of these
    Option B
    12*0.5+0.5
    6.5*1+1

     

  10. 18 , 22 , 35 , 121 , 459 , ?
    2514
    2500
    2331
    2505
    None of these
    Option C
    18-1+4
    22*2-9

     


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