Saturday, May 9, 2015

Mathematical Puzzle-I

Q. 1-5: Study the information carefully to answer the question that follow.
In a school there are 1200 students who have visited five different cities viz. Delhi, Kolkata, Mumbai, Varanasi and Jodhpur. Forty five percent of the total students are boys. Thirty percent of the total girls visited Mumbai. Two fifth of the total girls visited Delhi. Number of girls who visited Jodhpur is half of the girls visited Delhi. Two third of the remaining girls visited Kolkata. Total number of students who visited Mumbai is 300. Twenty percent of the total boys visited Delhi. Forty percent of the total boys visited Jodhpur. Equal number of Boys visited Kolkata And Varanasi.

1. What is the total number of girls who visited Delhi, Mumbai and Varanasi together?
(a) 464
(b) 484
(c) 556
(d) 536
(e) None of these.

2. Total number of students who visited Jodhpur is approximately what percent of the number of girls who visited Delhi?
(a) 91
(b) 111
(c) 132
(d) 32
(e) 72

3. What is the average number of boys who visited Kolkata,Varanasi and Jodhpur together?
(a) 110
(b) 122
(c) 101
(d) 104
(e) None of these

4. What is the total number of students who visited Varanasi?
(a) 78
(b) 69
(c) 102
(d) 103
(e) None of these

5. What is the respective ratio between the number of girls visited kolkata and number of boys visited Mumbai?
(a) 22:51
(b) 23:51
(c) 21:55
(d) 51:22
(e) None of these

Q. 6-10: Study the given information carefully to answer the question that follow.
An organisation consists of 2400 employees working in different departments, viz, HR, Marketing, IT, Production and Accounts. The ratio of Male to Female employees in the organisation is 5:3 respectively. Twelve percent of the male work in the HR department. Twenty four percent of the females work in the accounts department. The ratio of Males to females working in the HR department is 6:11 respectively. One Ninth of the females work in the IT department. Forty two percent of the males work in the Production Department. Number of females working in the production department is ten percent of the males working in the same. The remaining females work in the Marketing department. The total number of employees working in the IT department is 285. Twenty two percent of the males work in the Marketing department and the remaining work in the Accounts department.

6. The number of Males working in the IT department forms approximately what percent of the total number of males in the Organisation?
(a) 5
(b) 12
(c) 21
(d) 8
(e) 18

7. How many males work in the Accounts department?
(a) 170
(b) 165
(c) 185
(d) 160
(e) None of These

8. The total number of employees working in the Accounts department forms what percent of the total number of employees in the organisation? (rounded off to two digits after decimal)
(a) 19.34
(b) 16.29
(c) 11.47
(d) 23.15
(e) None of these

9. The number of females working in the Production Department forms what percent of the total number of females in the organisation?
(a) 7
(b) 12
(c) 4
(d) 15
(e) None of these

10. What is the total number of females working in the HR and Marketing department together?
(a) 363
(b) 433
(c) 545
(d) 521
(e) None of These

No comments:

Post a Comment