Quantitative Aptitude

1. A man bought an old typewriter for Rs. 1200 and spent Rs. 200 on its repair. He sold it for Rs. 1680. His profit per cent is:

(1) 20%

(2) 10%

(3) 8%

(4) 16%

2. An item costing Rs. 840 was sold by a shopkeeper at a gain of 10% and it was again sold by the new buyer at a loss of 5%. Final selling price of the item is:

(1) Rs. 877.80

(2) Rs. 798

(3) Rs. 924

(4) Rs. 37.80

3. 100 oranges are bought for Rs. 350 and sold at the rate of Rs. 48 per dozen. The percentage of profit or loss is:

(1) 15% loss

(2) 15% gain

(3) 14 2/7% loss

(4) 14 2/7% profit

4. A merchant fixes the sale price of his goods at 15% above the cost price. He sells his goods at 12% less than the fixed price. His percentage of profit is:

(1) 2 1/2

(2) 1 1/5

(3) 1 1/2

(4) 2 

5. A train 800 metres long is running at the speed of 78 km/hr. If it crosses a tunnel in 1 minute, then the length of the tunnel (in metres) is:

(1) 77200

(2) 500

(3) 1300

(4) 13

6. A man covered a certain distance at some speed. Had he moved 3 km per hour faster, he would have taken 40 minutes less. If he had moved 2 km per hour slower, he would have taken 40 minutes more. The distance (in km) is:

(1) 20

(2) 35

(3) 36(2/3)

(4) 40

7. A man rows a boat 18 kilometers in 4 hours downstream and returns upstream in 12 hours. The speed of the stream (in km per hour) is:

(1) 1

(2) 1.5

(3) 2

(4) 1.75

8. Two trains one 160 m and the other 140 m long are running in opposite directions on parallel rails, the first at 77 km an hour and the other at 67 km an hour. How long will they take to cross each other?

(1) 7 seconds

(2) 7 1/2 seconds

(3) 6 seconds

(4) 10 seconds

9. In an examination 70% of the candidates passed in English. 80% passed in Mathematics. 10% failed in both the subjects. If 144 candidates passed in both, the total number of candidates was:

(1) 125

(2) 200

(3) 240

(4) 375

10. 8% of the voters in an election did not cast their votes. In this election, there were only two candidates. The winner by obtaining 48% of the total votes defeated his contestant by 1100 votes. The total number of voters in the election was:

(1) 21000

(2) 23500

(3) 22000

(4) 27500

Answers Key
1.(1)
2.(1)
3.(4)
4.(2)
5.(2)
6.(4)
7.(2)
8.(2)
9.(3)
10.(4)