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
   
   
    
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.


6. 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
   
   
    



7. 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
   
   
    



8. 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.
   
   
    



9. 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%
   
    



10. 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.