Question

A water pipe is opened at 12:35. Water flows into an emptypool from the pipe at the rate of 2.5 liters per minute. At whattime will the pool be filled with 20 liters of water? Give youranswer in a 12-hour clock format, such as 9:00.Enter the answer

Answer 1

Since the water is flowing into the pool at a rate of 2.5 liters per minute, then the pool will be filled with 20 liters of water (20liters)/(2.5 liters/minute)=8 minutes after the water starts to run. Therefore, the pool will be filled with 20 liters of water at:

`12\colon43.`

Answer: 12:43.