DATA ANALYSIS

Directions (1-5): Read the given information carefully to answer these questions:

There are 215 students in a college. The foreign language department offers French, German and Spanish. In a survey we found that

(i) 8 students take all the three languages.

(ii) 69 students study French.

(iii) There are twice as many students who study both French and Spanish (but not German) as those who study both French and German (but not Spanish), and three times as many as those who study all three.

(iv)  120 students study Spanish.

(v) 23 students do not study any foreign language.

(vi) The group of students who study both French and Spanish (but not German) is exactly the same size as the group of students who study both German and Spanish.

 

1. How many students are there who study only French?

1) 23                            

2) 24                        

3) 25                               

4) 26                           

5) 27

Answer:- 3

 

2. The number of students who study only Spanish is

1) 68                            

2) 72                      

3) 76                               

4) 78                            

5) 82

Answer:- 2

 

3. How many students are there who study at least one foreign language?

1) 190                         

2) 192                    

3) 194                              

4) 196                           

5) 198

Answer:- 2

 

4. What is the difference between the number of students who study only Spanish and the number of students who study only German?

1) 33                          

2) 34                       

3) 35                                

4) 36                             

5) 37

Answer:- 5

 

5. What is the ratio of the number of students who study Spanish and French but not German to number of students who study Spanish and German but not French?

1) 3 : 1                         

2) 1 : 3                    

3) 3 : 2                          

4) 2 : 3                       

5) 1 : 1

Answer:- 3

 

Directions (6-10): Study the following data carefully and answer the question given below:

 

Out of 6500 employees from the clerk profile in SBI, 21% of the total numbers of employees have expertise only in cash management 12% of the total numbers of employees have expertise only in loan handling, and 45% of the total numbers of employees have expertise only in account handling. 7% of the total number of employees have expertise only in settlement department and 10% of the total employees have expertise only in Human Resource Management 8% of the total number of employees have expertise in both cash management and settlement departments 45 of the total number of employees have expertise in human resource management as well as number of employees have expertise in loan namely and account handling. 9% of the total numbers of employees have expertise in cash management and loan handling and 3% of the total number resource management and settlement department and remaining have expertise on both cash management and loan handling.

 

6. What is the ratio of the number of employees expertise only in settlement department to the number of employees expertise only in cash management?

(1) 4:5                     

(2) 5:6                   

(3) 1:3                     

(4) 7:8                 

(5) None of these

Answer:- 3

 

7. How many employees have expertise only in account handling?

(1) 975                  

(2) 780                     

(3) 650                  

(4) 455                 

(5) None of these

Answer:- 1

 

8. What is the total number of employees expertise in loan handling?

(1) 2050                        

(2) 1300                   

(3) 1495                       

(4) 780                 

(5) None of these

Answer:- 5

 

9. Lowest numbers of employees have expertise in which  of the following category?

(1) only loan handling               

(2) only account handling                         

(3)only  settlement department                      

(4)only human resource department                           

(5) cash management

Answer:- 3

 

10. Employees expertise in human resource management are approximately what percent of the total number of employees expertise in account handling?

(1) 52                     

(2) 61                         

(3) 57                    

(4) 45                      

(5) 48

Answer:- 2

 

Directions (Q. Nos. 11-17) Study the following information carefully to answer the questions.

In a medical college there are 1600 students studying Dentistry and Homeopathy. Each student from each course knows one or more languages out of English, Hindi and Bangla. 45% of the students study Dentistry and remaining students study Homeopathy. Out of the students studying Dentistry, boys and girls are in the ratio of 5:3 respectively.Out of the boys studying Dentistry, 16% know English, 10% know only Hindi and 4% know only Bangla. 24% know English as well as Hindi. 20% know English as well as Bangla. 14% know Hindi as well as Bangla. Remaining boys know all three languages. Out of the girls studying Dentistry, 20% know only English, 10% know only Hindi and 10% know only Bangla . 20% know English as well as Hindi. 20% know English as well as Bangla. 10% know Hindi as well as Bangla . Remaining girls know-all three languages. Out of the students studying Homeopathy boys and girls are in the ratio of 4  : 7 respectively. Out of the boys studying Homeopathy, 20% know only English, 15% know only Hindi and 5% know only Bangla. 15% know English as well as Hindi. 25% know English as well as Bangla. 10% know Hindi as well as Bangla. Remaining boys know all three languages. Out of the girls studying Homeopathy, 15% know only English, 15% know only Hindi and 5% know only Bangla. 20% know English as well as Hindi. 20% know English as well as Bangla. 15% know Hindi as well as Bangla. Remaining girls know all three languages.

 

11 .How many students studying Dentistry know only either English or Hindi?

(1) 166 

(2) 162 

(3) 308

(4) 198 

(5) 248

Answer:- 4

 

12. Total how many students in the college know all three languages? 

(1)108 

(2)132 

(3)169

(4)137 

(5)142

Answer:- 3

 

13. What percent of the total number of girls in the college know Bangla? 

(1) 45 

(2) 40 

(3) 48

(4) 42 

(5) 50

Answer:- 5

 

14. How many students studying Homeopathy, do not know English?

(1) 292 

(2) 232 

(3) 228

(4) 298 

(5) 207

Answer:- 1

 

15. Out of the students studying Homeopathy, what is the ratio between number of boys knowing English and the number of girls knowing Hindi respectively?

(1) 3 : 5

(2) 2 : 3

(3) 9 : 11

(4) 9 : 13

(5) 1 : 3

Answer:- 2

 

16. Out of the total number of students studying Dentistry, what percent knows at least two languages?

(1) 6112/13 

(2) 5713/16 

(3) 5913/17

(4) 661/4 

(5) 6212/19

Answer:- 4

 

17. What percent of the total number of girls in the college do not know Hindi? (rounded off to nearest integer)

(1) 38

(2) 46 

(3) 48

(4) 36 

(5) 43

Answer:- 5

 

Directions—(18-22) Study the information carefully to answer the questions that follow—

A school consisting of a total of 3120 students has boys and girls in the ratio of 7 : 5 respectively. All the students are enrolled in different types of hobby classes, viz. Singing, Dancing and Painting. One-fifth of the boys are enrolled in only Dancing classes. Twenty per cent of the girls are enrolled in only Painting classes. Ten per cent of the boys are enrolled in only Singing classes. Twenty four per cent of the girls are enrolled in only Singing and Dancing classes together. The number of girls enrolled in only Singing classes is two hundred per cent of the boys enrolled in the same. One-thirteenth of the boys are enrolled in all the three classes together. The respective ratio of boys enrolled in only Dancing and Painting classes together to the girls enrolled in the same is 2 : 1 respectively. Ten per cent of the girls are enrolled in only Dancing classes whereas eight per cent of the girls are enrolled in only Dancing and Painting classes together. The remaining girls are enrolled in all the three classes together. The number of boys enrolled in only Singing and Dancing classes together is fifty per cent of the number of girls enrolled in the same. The remaining boys are enrolled in only Painting classes.

 

18.Total number of girls enrolled in Singing is approximately what per cent of the total number of students in the school ?

(1) 22   

(2) 38  

(3) 64  

(4) 28  

(5) 26

Answer:- 5

 

19. What is the respective ratio of the number of girls enrolled in only Painting classes to the number of boys enrolled in the same ?

(1) 77 : 26   

(2) 21 : 73 

(3) 26 : 77  

(4) 73 : 21  

(5) None of these

Answer:- 3

 

20. Number of girls enrolled in only Dancing classes is what per cent of the boys enrolled in the same? (Rounded off to two digits after decimal)

(1) 38.67  

(2) 35.71 

(3) 41.83 

(4) 28.62  

(5) None of these

Answer:- 2

 

21. What is the total number of boys who are enrolled in Dancing ?

(1) 636   

(2) 728  

(3) 584   

(4) 868  

(5) None of these

Answer:- 4

 

22. What is the total number of students enrolled in all the three classes together ?

(1) 150   

(2) 125  

(3) 140   

(4) 160  

(5) None of these

Answer:- 5

 

Directions (23-27)

In an exhibition of watches there were three companies HMT, ROMAX and TITAN who introduced their models in the exhibition and it is found at the last of the exhibition that total 300 customers have visited exhibition. 50% customers purchased HMT; 55% customers purchased TITAN; 45% customers purchased ROMAX. 20% of customers who purchased HMT also purchased other two brands. Customers who purchased any of two brands are 95. Customers of only HMT are 20 more than that of only ROMAX. Customers who purchased only HMT and ROMAX are 40.

 

23. How many of them did not purchase any of the three watches?

(a) 15        

(b) 20               

(c) 05               

(d) 10               

(5) None of these

Answer:- 3

 

24. How many of them purchased only one brand of watches?

(a) 175     

(b) 160             

(c) 165             

(d) 170             

(5) None of these

Answer:- 4

 

25. How many of them purchased at least two brands of watches?

(a) 125      

(b) 105             

(c) 95               

(d) 130             

(5) None of these

Answer:- 1

 

26. How many of them didn’t purchase only one ROMAX watch?

(a) 160      

(b) 105             

(c) 260             

(d) 265             

(5) None of these

Answer:- 4

 

27. What is the total number of watches which have been sold?

(a) 450      

(b) 445             

(c) 455             

(d) 305            

(5) None of these

Answer:- 1

 

Directions (28-32): Study the following information carefully and answer the given questions.

Total 225 people are asked about what type of movies they like. 30 people said they liked only Action movies, 50 said they liked only Fictions and 1/3rd of total number of people liked only Horror movies. People who like Fiction and Horror movies but not Action movies are 1/3rd the number of people who like only Horror. People who like Action and Fiction movies but not Horror movies are 1/4th of the sum of people who like only Action movies and people who like only Fiction movies. Number of people who like Action and Horror movies but not like Fiction moviesare 1/15th of total number of people. Every person like at least one type of movie.

 

28. How many people like Action movies?

(a) 30 

(b) 75 

(c) 65 

(d) 40 

(5) None of these

Answer:- 2

 

29. What is the ratio between number of people who like Horror movies and total number of people surveyed?

(a) 5 : 9 

(b) 1 : 3 

(c) 4 : 9 

(d) 2 : 9 

(5) None of these

Answer:- 1

 

30. What is the difference between number of people who like Fiction movies and number of people like only Fiction movies?

(a) 0 

(b) 45 

(c) 55 

(d) 5 

(5) None of these

Answer:- 3

 

31. What is the number of people who like all three type of movies?

(a) 70 

(b) 25 

(c) 15 

(d) 20 

(5) None of these

Answer:- 5

 

32. What is the number of people who like exactly two types of movies?

(a) 60 

(b) 70 

(c) 155 

(d) 75 

(5) None of these

Answer:- 1

 

Directions (33-37) :  Study the following information carefully to answer the questions given below it.

A survey conducted on 1800 villages shows that 25%  of the total villages have only adequate water supply. 15% of the total number have proper supply of electricity only. 7% of the total number villages have only proper education facilities. 12% of the total number of villages have the telecommunication services only. 16 % of the total number of villages have proper health care services only.  6% of the total number of villages have adequate water as well as supply of electricity. 8% of the total number of villages  have adequate supply of water, electricity as well as health care services.5% of the total number of villages have proper supply of electricity, telecommunication services as well as health care services and 6% of the total number of villages have all the facilities.

Answer:-

 

33. How many villages in all have adequate water supply.

(a)702                 

(b)450                 

(c)594                   

(d)810                  

(e)none of these

Answer:- 4

 

34. How many villages in all have adequate supply of water as well as electricity.

(a)360                 

(b)108                 

(c)720                   

(d)972                 

(e) none of these

Answer:- 1

 

35. How many villages in all do not have proper supply of electricity.

(a)720                 

(b)850                 

(c)920                   

(d)1080               

(e) none of these

Answer:- 4

 

36. How many villages have only proper education facilities.

(a)108                 

(b)126                 

(c)234                   

(d)216                 

(e) none of these

Answer:- 2

 

37. How many villages have all the facilities.

(a)90                    

(b)126                 

(c)144                   

(d)106                  

(e) none of these

Answer:- 4