It is midpoint please help

Derricks dog sitting and darlene's dog sitting are competing for new business. the companies ran the ads shown.which dog sitting service is more economic to use if you need 5 hours of service? explain.

Which of the following is a proper fraction? a. 9⁄8 b. 5⁄6 c. 7⁄3 d. 4⁄2

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.