1. A shopkeeper makes a profit of 20% even after giving a discount of 10% on the marked price of an article. If marked price is Rs. 500, then the cost price of the article is (2)
- Rs. 350
- Rs. 375
- Rs. 425
- Rs. 475
2. A can do a piece of work in 70 days and B is 40% more efficient than A. The number of days taken by B to do the same work is (3)
- 40
- 60
- 50
- 45
3. Some carpenters promised to do a job in 9 days but 5 of them were absent and remaining men did the job in 12 days. The original number of carpenters was (2)
- 24
- 20
- 16
- 18
4. A tree increased annually by 1/8th of its height. By how much will it increase after 2 yr, if it stands today 64 cm height? (4)
- 72 cm
- 74 cm
- 75 cm
- 81 cm
5. If a train runs of 40 km/h, it reaches its destination late by 11 min. But if it runs at 50 km/h, it is late by 5 min only. The correct time (in min) for the train to complete the journey is (3)
- 13
- 15
- 19
- 21