Important Data Interpretation Set – 101
D.1 – 5 ) Study the following information carefully and answer the given questions
The following chart shows the breakup of students in five different colleges
Total number of students in college C is 4200
| Male to female ratio |
Male | Female |
College A | 11 | 13 |
College B | 11 | 5 |
College C | 2 | 5 |
College D | 1 | 1 |
1) What is the total number of male students in colleges A and B together?
a) 2680
b) 2860
C) 2660
d) 3680
e) 2600
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b) 2860 | Total number of students | Total number of male students | Total number of female students |
College A | 1920 | 880 | 1040 |
College B | 2880 | 1980 | 900 |
College C | 4200 | 1200 | 3000 |
College D | 3000 | 1500 | 1500 |
Total male students in colleges A and B=880+1980=2860
2) What is the difference between the total number of female students in college D and the total number of male students in college C?
a) 301
b) 310
c) 200
d) 300
e) 320
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d) 300 | Total number of students | Total number of male students | Total number of female students |
College A | 1920 | 880 | 1040 |
College B | 2880 | 1980 | 900 |
College C | 4200 | 1200 | 3000 |
College D | 3000 | 1500 | 1500 |
Difference=1500-1200=300
3) What is the ratio between the total number of female students in College C and D together to the total number of students in colleges A and B together?
a) 11:12
b) 12:13
c) 16:15
d) 14:15
e) 15:16
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e) 15:16 | Total number of students | Total number of male students | Total number of female students |
College A | 1920 | 880 | 1040 |
College B | 2880 | 1980 | 900 |
College C | 4200 | 1200 | 3000 |
College D | 3000 | 1500 | 1500 |
Ratio=(3000+1500):(1920+2880)=4500:4800=45:48=15:16
4) Total number of male students in all the colleges is what percent of the total number of students in College C and D together?
a) 74.23%
b) 78.99%
c) 77.22%
d) 89%
e) 87.22%
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c) 77.22% | Total number of students | Total number of male students | Total number of female students |
College A | 1920 | 880 | 1040 |
College B | 2880 | 1980 | 900 |
College C | 4200 | 1200 | 3000 |
College D | 3000 | 1500 | 1500 |
5) In College E, total number of students equals to 95% of the total number of students in college D. Male to female ratio is 1:2. Then find the number of female students in College E
a) 2000
b) 1700
c) 1900
d) 1950
e) 2850
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c) 1900 In college E total students=
Female students=
D 6 – 10 ) Study the following table carefully to answer that follow.
M:F denotes ratio of male to female workers in each department
DEPARTMENT | M:F |
A | 5:3 |
B | 5:7 |
C | 3:5 |
D | 11:8 |
E | 9:8 |
6) what is the total number of male workers and female workers working in department C and E respectively?
a) 684
b) 948
c) 1224
d) 1430
e) None of these
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c) 1224 Total Number of workers in each department
A = 1296
B = 1584
C = 1728
D = 1368
E = 1224
DEPARTMENT | M:F |
A | 810:486 |
B | 660:924 |
C | 648:1080 |
D | 792:576 |
E | 648:576 |
Total number of male workers in department C = 648
Total number of female workers in department E = 576
Total = 648 + 576 = 1224
7) what is the ratio of male workers in department A to female workers in department B?
a)153:154
b) 135:143
c) 135:137
d) 135:154
e) None of these
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d) 135:154
Total Number of workers in each department
A = 1296
B = 1584
C = 1728
D = 1368
E = 1224
DEPARTMENT | M:F |
A | 810:486 |
B | 660:924 |
C | 648:1080 |
D | 792:576 |
E | 648:576 |
Male workers in department A = 810
Female workers in department B = 924
810 : 924 = 405 : 462 = 135 : 154
8) Male workers of department A is what percent of the female workers in department C?
a) 55
b) 75
c) 65
d) 83
e) None of these
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b) 75
Total Number of workers in each department
A = 1296
B = 1584
C = 1728
D = 1368
E = 1224
DEPARTMENT | M:F |
A | 810:486 |
B | 660:924 |
C | 648:1080 |
D | 792:576 |
E | 648:576 |
9) Male workers of department B is what percent more than that of female workers in department D?
a) 14.58%
b) 18.45%
c) 25%
d) 32.25%
e) None of these
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a) 14.58%
Total Number of workers in each department
A = 1296
B = 1584
C = 1728
D = 1368
E = 1224
DEPARTMENT | M:F |
A | 810:486 |
B | 660:924 |
C | 648:1080 |
D | 792:576 |
E | 648:576 |
Male workers of department B = 660
Female workers of department D = 576
10) What is the sum of average of male workers and average of female workers in all the departments?
a) 735
b) 811.6
c) 1321.5
d) 1440
e) None of these
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d) 1440
Total Number of workers in each department
A = 1296
B = 1584
C = 1728
D = 1368
E = 1224
DEPARTMENT | M:F |
A | 810:486 |
B | 660:924 |
C | 648:1080 |
D | 792:576 |
E | 648:576 |
Average of male workers = (810+660+648+792+648) = 3558/5= 711.6
Average of female workers = (486+924+1080+576+576) = 3642/5 = 728.4
Total Average = 711.6 + 728.4 = 1440