Please answer in detailed no. 2
Extracted text: 2. A pipe can fill a swimming pool in 15 hrs. If a second pipe is open, the two pipes together can fill the pool in 5 hrs. How long would it take the second pipe alone to fill the pool? ghe 3. Two men living 39 km apart, leave their homes at the same time on bicycles and travel toward each other. If one man averages 2km/hr more than the other, and they meet in 1hr 30mins, what is Pach nan's a