Can someone help me with this? Please and Thank You.

Answer:
4.9 hours
Step-by-step explanation:
Divide 1,625 by 2.5 to identify what number is being multiplied by 2.5.
Ans: 650
Divide 3,185 by 650 to find the time for 3,185 gallons of water.
Ans: 4.9
4.9 hours is your answer.