The table shows the fuel capacities of two ferries in puget sound washington and the average rates of change tank fuel when the ferries are burning fuel.
a. model for each ferry write an equation that gives the amount of tank fuel f (in gallons) as a function of the time t (in hours) that fuel is burned.
b. calculate both ferries start with a full tank. how many gallons of fuel will each ferry have left after 3 hours?
c. explain if both ferries continue to burn fuel without refueling, which ferry will run of fuel first? how many gallons will the other ferry have at that time? your answer should include the following:
* the number of hours that each ferry will take to burn all of its fuel
* an explanation of how you used the equation sin part a.