114k views
3 votes
Company A charges 125$ annual fee plus 7$ per hour car share fee. Company B charges 110$ plus 10$ per hour. What is the minimum number of hours that a car share needs to be used per year to make company a better deal?

User Luds
by
7.0k points

1 Answer

3 votes

Answer:

6

Explanation:

Let the number of hours be
x.


125+7x<110+10x \\ \\ 15+7x<10x \\ \\ 15<3x \\ \\ x>5

So, the minimum is 6 hours.

User Paul Wray
by
7.3k points