Quantitative Aptitude: Number Series Set 139

  1. 14 , ? , 13 , 17.5 , 21.75
    12
    11.50
    11.25
    12.35
    None of these
    Option A
    14 / 2 + 5 =12
    12 / 2 + 7 =13
    13 / 2 + 11 = 17.5

     

  2. 15 , 5 , 4.5 , 5.8 , 7.9 , ?
    11.25
    11.50
    10.74
    12.60
    None of these
    Option C
    15*0.2+2=5
    5*0.3+3=4.5
    4.5*0.4+4=5.8

     

  3. 29 , ? , 79 , 131 , 201
    55
    45
    35
    40
    None of these
    Option B
    29+(18*1-2)=45
    45+(18*2-2)=79
    79+(18*3-2)=131

     

  4. ? , 6 , 10.5 , 23 , 60
    5
    6.5
    8
    10
    None of these
    Option A
    9*0.5+0.5=5
    5*1+1=6
    6*1.5+1.5=10.5

     

  5. 1256 , 318 , ? , 163 , 328 , 86
    620
    640
    638
    650
    None of these
    Option C

     

  6. 12 , 13 , 28 , 85 , ? , 1711
    345
    405
    415
    342
    None of these
    Option D
    12*1-1+2=13
    13*2-2+4=28
    28*3-1+2=85

     

  7. 3 , 5 , 10 , ? , 92 , 349
    25
    27
    24
    30
    None of these
    Option B
    3+1^2+1=5
    5+2^2+1=10

     

  8. 3 , ? , 13 , 39 , 87 , 169
    2
    4
    5
    9
    None of these
    Option C

     

  9. 3 , 2 , 14 , 35 , 107 , ?
    250
    240
    222
    255
    None of these
    Option C
    3+1^3-2=2
    2+2^2+4=14
    14+3^3-6=35

     

  10. 4 , 6 , 6 , 8 , 112 , ?
    570
    584
    580
    590
    None of these
    Option A

     


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