Practice Data Interpretation questions with the help of our DI Quiz for SBI clerk exam 2018. Here is a DI quiz for SBI clerk exam 2018.
Directions (1-5): Study the following table and answer the given questions.
The number of students in five sections of a school over five different years
|
Sections Year | A | B | C | D | E |
| 2013 | 1450 | 2936 | 1784 | 2373 | 3240 |
| 2014 | 2460 | 3460 | 2826 | 3867 | 3678 |
| 2015 | 4428 | 4286 | 4370 | 4500 | 4700 |
| 2016 | 4886 | 4658 | 5468 | 5760 | 6800 |
| 2017 | 5280 | 5834 | 6200 | 7100 | 7400 |
1. What is the difference between the average number of students in section D and the average number of employees in section B in all the given years?
a) 485
b) 462
c) 444
d) 424
e) None of these
Ans: Option (a)
Explanation:
Average number of students in section D= 2373+ 3867+4500+5760+7100/5
= 23,600/5
=4720
Average number of students in section B=2936+ 3460+4286+4658+5834
=21,174/5
= 4234.8
Required difference-
4720-4234.8=485.2
≅485
2. What is the ratio of the total number of students in section B and E together in 2015 to the total number of students in section C and D together in 2017?
a) 6800/3377
b) 8989/13332
c) 8687/13300
d) 6650/4493
e) None of these
Ans: Option (d)
Explanation:
total number of students in B and E in 2015 = 4286+4700=8986
total number of students in C and D in 2017 =6200+7100=13300
required ratio= 8986/13300
=6650/4493
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3. The total number of students in section A and D together in all the given years is approximately what per cent of the total number of students in section C and E together in all the given years?
a) 92
b) 95
c) 90
d) 94
e) None of these
Ans: Option (c)
Explanation:
total number of students in section A and section D together = 18,504+23,600=42,104
total number of students in section C and section E together=20,648+25,818=46,466
required percentage= 42,104×100/46,466
≈ 90
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4. What is the total number of students in all the sections in 2013 and 2014 together?
a) 28,074
b) 30,084
c) 25,224
d) 26,894
e) None of these
Ans: Option (a)
Explanation:
total number of students in all the sections in 2013=1450+2936+1784+2373+3240= 11,783
total number of students in all the sections in 2014=2460+3460+2826+3867+3678=16,291
required number=11,783+16,291=28,074
5. The total number of students in section A and D together in 2016 is what per cent more/less in comparison to the total number of students in section B and C together in 2014?
a) 48
b) 44
c) 42
d) 41
e) None of these
Ans: Option (d)
Explanation
total number of students in section A and D together in 2016 =4886+5760=10,646
total number of students in section B and C together =3460+ 2826=6,286
required percentage= (10,646-6,286)×100/10,646
=436000/10646
=40.9
≅41
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