When the new computer lab opened, there were 18 computers. by the end of first week, there were 25
computers. find the percent of change in the number of computers? round your answer to the nearest tenth, if
necessary
-38.9%
72%
38.9%
33.3%

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?