Mixed Quantitative Aptitude Questions Set 169

Directions(1-5): Find the wrong number of the following number series.

  1. 650,645,636,605,536,405,182
    650
    605
    645
    405
    182
    Option C
    -(1^3+2)
    -(2^3+3)
    -(3^3+4)
    -(4^3+5)
    -(5^3+6)
    -(6^3+7)
    645 == 647

     

  2. 18,30,50,84,122,178
    84
    18
    30
    122
    178
    Option A
    +(4*3)
    +(5*4)
    +(6*5)
    +(7*6)
    +(8*7)
    84 == 80

     

  3. 59,60,68,77,131,166
    60
    68
    166
    59
    131
    Option E
    +1^3,+2^3,+3^3,+4^3,+5^3
    131 == 141

     

  4. 168,86,88,144,270,677
    144
    88
    86
    270
    677
    Option A
    *0.5+2
    *1+2
    *1.5+2
    *2+2
    *2.5+2
    144 == 134

     

  5. 40,184,686,1692,3456,6160
    184
    40
    686
    6160
    3456
    Option C
    +12^2,+22^2,+32^2,+42^2,+52^2
    686 == 668

     

  6. Directions(6-10): Answer the following questions based on given information.
    The chart shows the literacy rate of males and females in different census of Chattisgarh.

  7. Which of the following correctly depicts the female to male ratio in Chattisgarh according to 2011 census if the overall literacy rate in 2011 was 67.7%?
    1000:921
    1000:919
    1000:914
    1000:913
    1000:901
    Option C
    77.3% —– 57.2%
    —–67.7%
    10.5% —–9.6%
    Ratio = 105:96
    1000 : 96/105*1000
    = 1000:914

     

  8. If the ratio of male to female in Chattisgarh according to 2001 census was 105:85 resp. then find the ratio of literate males to literate females in 2001.
    19:21
    20:17
    19:23
    21:13
    18:19
    Option D
    Number of literate males = 68% of 105x
    Number of literate females = 52% of 85x
    Ratio = 21:13

     

  9. If the overall literacy rate in Chattisgarh in 1991 was 54% and number of males according to 1991 census was approximately 12.3 crores. Find the total approximate population.
    13.7 cr.
    17.6 cr.
    15.4 cr.
    10.1 cr.
    18.9 cr.
    Option E
    Ratio of male to female = 2:1
    Approximate population = 12.6*3/2 = 18.9 cr.

     

  10. Find the increase in the percentage points in the literacy rate of females in 2011 census as compared to the literacy rate of females in 2001.
    1.2%
    2.2%
    4.4%
    5.2%
    3.9%
    Option D
    Required % = 57.2 – 52 = 5.2%

     

  11. If the ratio of males and females according to 1981 census was 7:5 resp. and number of males was 5.95 cr. Find the number of literate females.
    2.21 cr.
    4.00 cr.
    3.15 cr.
    2.06 cr.
    1.36 cr.
    Option E
    Number of female = (5.95/7)*5 = 4.25 cr.
    Number of literate females = 32% of 4.25 = 1.36 cr.

     


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