Answer:
4/35 gallons per hour
Explanation:
Take the amount of water and divide by the time
2/5 gallon
------------------
3 1/2 hours
2/5 ÷ 3 1/2
change to an improper fraction
2/5÷ 7/2
Copy dot flip
2/5 * 2/7
4.3m questions
5.6m answers