# 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.