A tap fills a tank in 12 hours, a leak empties it in 24 hours. Time to fill?
24 hours
The answer
Net rate = 1/12 - 1/24 = 1/24. Time = 24 hours.
Source: Verified
- aptitude
More from Aptitude
- If a train travels 360 km in 4 hours, what is its speed?
- What is 15% of 200?
- A shopkeeper sells at 20% profit. If cost price is 500, what is selling price?
- If A can do a job in 10 days and B in 15 days, together they finish in?
- What comes next: 2, 6, 12, 20, 30, ?
- Simple interest on Rs 5000 at 8% for 2 years?