Model Questions for UPSC PRE CSAT PAPER SET - 6

Direction : P, Q, R, S, T, V, W, and Z are eight friends studying in three different engineering colleges A, B and C in three disciplines- Mechanical, Electrical and Electronics with not less than two and not more than three in any college. Not more than three of them study in any of the three disciplines W, studies Electrical in college B with only T who studies Mechanical. P and Z do not study in college. C and study in the same discipline but not Electrical. R studies Mechanical in college C and V, who studies in the same college where R studies. Q does not study Electronics.

1. Which of the following combination of college- student specialization is correct?

(a) C- R Electronics
(b) A- Z Electrical
(c) B- W Electronics
(d) B- W Electrical

2. In which of the following colleges do two students study in electrical discipline?

(a) A only
(b) B only
(c) C only
(d) Cannot be determined

3. In which discipline does study?

(a) Electrical
(b) Mechanical
(c) Electronics
(d) Data inadequate

4. In which of the college at least one student studies in Mechanical discipline?

(a) A only
(b) B only
(c) C only
(d) All A, B and C

5. S studies in which college?

(a) A
(b) B
(c) A or B
(d) Data inadequate

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6. Two pens and three books cost Rs.1025, and three pens and 2 books cost Rs.1100. What is the difference between the cost of one pen and one book?

(a) Rs.75
(b) Rs.35
(c) Rs.125
(d) Rs.105

Direction : A reduction of 20% in the price of onion enables a person to buy 2 Kg more for Rs.30.

7. Find the reduced the original price per kg of onion?

(a) Rs. per kg
(b) Rs per kg
(c) Rs per kg
(d) Rs per kg

8. Find the reduced price per Kg of onions-

(a) Rs 5 per kg
(b) Rs 8 per kg
(c) Rs 3 per kg
(d) Rs 6 per kg

9. On selling a tray at 5% loss, and a Cups at 15% gain, Ravi gains Rs 7. If he gains 5% after selling the tray and cups at 10% gain, then he gives Rs 13, what is the actual price of the cups?

(a) Rs 80
(b) Rs 100
(c) Rs 10
(d) Rs 400

10. A container is fully filled with Milk. Four litres of milk is drawn out of the containers and it is replaced with water. If the ratio of milk to water becomes 1:2, then what is the capacity of the container?

(a) 8 Litres
(b) 6 Litres
(c) 10 Litres
(d) 12 Litres