Answer :

The function computed shows that the correction option will be:

a. $120

b. 16 trips.

How to illustrate the function?

a. It should be noted that the function given is illustrated as:

= 240 - 15t

= 240 - 15(8)

= 240 - 120

= $120

b. 240 - 15t = 0

-15t = -240

t = 240/15

t = 16

The number of trips is 16

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