1. A group of students prepared stuffed toys as part of their group activity. They spent Rs. 100 on velvet, Rs 5 on thread and needle and Rs. 27 on miscellaneous items. They made 30 toys, 50% of which were purchased by force by some senior students causing them a loss of 50%. At what % profit should they sell the remaining toys so as to gain 50% on their total cost? (2)
- 1. 100%
- 2. 150%
- 3. 75%
- 4. 60%
- 5. None of these
2. A pump can fill a tank with water in 2 hours. Because of a leak in the tank it was taking 7/3 hours to fill the tank. The leak can drain all the water off the tank in: (4)
- 1. 8 hours
- 2. 7 hours
- 3. 13/3 hours
- 4. 14 hours
- 5. None of these
3. A boat while travelling upstream covers a distance of 18 km at the speed of 3 km/h, whereas while travelling downstream it covers the same distance at a speed of 9 km/h. What is the speed of the boat in still water? (5)
- 1. 3 km/h
- 2. 5 km/h
- 3. 7 km/h
- 4. Cannot be determined
- 5. None of these
4. The simple interest accrued on an amount of Rs. 20000 at the end of 3 years is Rs. 7200. What would be the compound interest accrued on the same amount at the same rate in the same period? (2)
- 1. Rs. 8342.36
- 2. Rs. 8098.56
- 3. Rs. 8246.16
- 4. Rs. 8112.86
- 5. None of these
5. Rupesh marks up an article by p%, gives a discount of 25% and gets a profit of p/4%. What is the value of p? (3)
- 1. 25
- 2. 100/3
- 3. 50
- 4. 200/3
- 5. None of these