duse A barrel, initially filled with 32 gallons of water, is leaking at a constant rate. The table below shows the number of gallons of water in the barrel at various times. Water in Barrel Number of Gallons Elapsed Time (hours) 2 31 3 30.5 5 29.5 What is the total number of gallons of water that are in the barrel exactly 10 hours after it was filled? (F-BF.1) O A. 12 gallons OB. 17 gallons O C. 27 gallons O D. 22 gallons