SOLUTION: At Mr. Vid's Video Rentals you can join his Vid Club for a monthly membership fee of $30.00. Club members pay only $.85 to rent each movie. If you are not a member of the Vid Club,

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Question 361752: At Mr. Vid's Video Rentals you can join his Vid Club for a monthly membership fee of $30.00. Club members pay only $.85 to rent each movie. If you are not a member of the Vid Club, the movies rent for $2.25 each. How many videos would you have to rent each moth to make a membership worth the investment?
I truly hope you get to this. Thank you .
Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


Let represent the number of videos rented per month. Then the member cost function is . The non-member cost function is

We want to find the break-even point, that is, the number of videos rented that makes the two cost functions equal.



Solve for . You will get an answer that is not a whole number. The number of videos you need to rent to make membership worthwhile is the next higher integer.

John

My calculator said it, I believe it, that settles it
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