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19 vote

Direction: Study the given information carefully and answer the following questions. There are 9 persons – P, Q, R, S, T, U, V, W and X had exams on dates 9, 14 and 23 of each month - March, April and May but not necessarily in the same order. Each person had only one exam on one day and

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Direction: Study the given information carefully and answer the following questions.

There are 9 persons – P, Q, R, S, T, U, V, W and X had exams on dates 9, 14 and 23 of each month - March, April and May but not necessarily in the same order. Each person had only one exam on one day and had different scores 16, 19, 21, 8, and 9 but not necessarily in the same order.

The one who had exam on even number date scored 21. The one who had exam in march had a score of 8. P had exam on 23. T scored two times that of W but not in same month. Q had exam on even number month. V’s exam was not in May. Neither X nor W had exam in March. R had exam on 14 and had a score equal to the square of month number. S had exam on even date and in even month. T had exam on prime date and in prime number month. W had scored 6 marks less than the date of exam. The one who had exam on 23 had a prime score. The one who had exam earlier than Q had scored 5 marks more than its month number. X had scored same as sum of T`s score and its month number. The one who had exam after W had scored 2 times that of W. U had exam on date such that it is the square of earlier month number.
What is the score of person S in the exam?
1). 8
2). 16
3). 19
4). 21


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1 answers

23 vote
Answered by on | Votes 23 |

9 persons: P, Q, R, S, T, U, V, W and X

Month: March, April and May

Dates: 9, 14, 23

According to the given information:

1. S had exam on even date and in even month. (means 14 April).

2. U had exam on date such that it is the square of earlier month number (means 9 April).

3. Q had exam on even number month (means April).

Case - 1

Month

Date

Person

Score

March

9

  

14

  

23

  

April

9

U

 

14

S

 

23

Q

 

May

9

  

14

  

23

  

4. P had exam on 23.

5. R had exam on 14 and had scored equal to the square of its month number (means 14 March as it had month number 3 and its square is 9 and it is also present in given scores.)

6. T had exam on prime date and in prime number month.

Case - 1

Month

Date

Person

Score

March

9

  

14

R

9

23

P

 

April

9

U

 

14

S

 

23

Q

 

May

9

  

14

  

23

T

 

Case – 2

Month

Date

Person

Score

March

9

  

14

R

9

23

T

 

April

9

U

 

14

S

 

23

Q

 

May

9

  

14

  

23

P

 

7. T had scored two times that of W but not in same month.

8. Neither X and nor W had exam in March. (from 7 and 8 Case - 1 eliminated)

Case – 2

Month

Date

Person

Score

March

9

  

14

R

9

23

T

16

April

9

U

Accepted Answer

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