Quantitative Aptitude: Number Series Set 137

  1. Study the following and answer he questions:
    6 , 8 , 12 , 42 , 160 , ?
    820
    810
    830
    840
    None of these
    Option B
    6*1+2=8
    8*2-4=12
    12*3+6=42

     

  2. 2 , 5 , 18 , 49 , 154 , ?
    445
    453
    480
    490
    None of these
    Option B
    2*3-1=5
    5-3+3=18
    18*3-5=49

     

  3. 6 , 5 , 8 , ? , 90 , 449
    25
    26
    23
    28
    None of these
    Option C
    6*1-1=5
    5*2-2=8
    8*3-1=23

     

  4. 2 , 4 , 14 , ? , 90 , 172
    40
    48
    52
    55
    None of these
    Option A

     

  5. 6 , 6 , 9 , 18 , 45 , ?
    135
    140
    145
    155
    None of these
    Option A
    6*1=6
    6*1.5=9
    9*2=18

     

  6. 8 , ? , 20 , 46 , 96 , 178
    12
    15
    18
    10
    None of these
    Option D
    8+1^2+1=10
    10+3^2+1=20
    20+5^2+1=46

     

  7. 4 , 6 , 11 , ? , 90 , 347
    25
    28
    32
    35
    None of these
    Option B
    4+1^2+1=6
    6+2^2+1=11

     

  8. 21 , ? , 35 , 57 , 89 , 131
    25
    26
    23
    29
    None of these
    Option C
    21+2=23
    23+12=35
    35+22=57

     

  9. 14 , 18 , ? , 458 , 4458
    25
    50
    58
    41
    None of these
    Option C
    14+4=18
    18+40=58
    58+400=458

     

  10. 112 , 113 , 102 , 213 , ?
    898
    890
    799
    750
    None of these
    Option A

     


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