Q. Two pipes together can fill a tank in 8 hours. One of them alone can fill it in 12 hours. The other pipe can fill it in?
✅ Correct Answer: (C)
24 hours
Explanation: 1/8 − 1/12 = 1/24.
Explanation by: Kanak Sharma
1/8 − 1/12 = 1/24.