Acorporate executive picks up a rental car that has an odometer reading of 18,929 miles on it. when he returns it, the odometer reads 19,153 miles. how many miles did he drive the rental car?

Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?