Problem-solving Questions and Answers
Problem-solving
Showing 10 of
50 questions
2. A shopkeeper sells an article for ₹360, gaining 20%. What is the cost price?
- ₹300
- ₹320
- ₹280
- ₹290
3. If 5 men can do a work in 12 days, how many days will 3 men take?
- 15 days
- 20 days
- 18 days
- 12 days
4. A train travels 60 km in 1 hour 30 minutes. What is its speed?
- 40 km/h
- 45 km/h
- 50 km/h
- 55 km/h
5. If 7 workers can build a wall in 21 days, 3 workers can build it in:
- 49 days
- 42 days
- 36 days
- 63 days
7. A boat covers 18 km downstream in 2 hours and the same distance upstream in 3 hours. Find speed of the boat in still water.
- 5 km/h
- 6 km/h
- 7 km/h
- 8 km/h
8. A man spends 1/3 of his salary on rent, 1/4 on food, 1/5 on clothes. What fraction remains?
- 7/20
- 8/15
- 11/20
- 13/30
10. If a 10% discount is given on an article costing ₹500, the selling price is:
- ₹450
- ₹500
- ₹475
- ₹400