Answer:
Step-by-step explanation:
a) going down 1 gallon per 1 min
8-5=3 3/3=1
b) it will take 5 more min. to drain because it drains at a rate of 1 gallon per min.
5/5 = 1
c) Before Jorge arrived there were 4 gallons of water in the tank and 4 min.
12-8=4
