Question

Seven days ago, the gas tank on Rosa's vehicle was filled with

25 gallons of gasoline. Today there are 11 gallons of gasoline.
b. What is the mean (average) change in gasoline in gallons per day?

Answer 1

2 gallons per day

Explanation:

the mean (average) change in gasoline in gallons per day = (25-11) gallons / 7 days

= 14/7 = 2 gallons per day