The table shows the results of two 7th grade surveys that Roddy took to find out how many

hours of sleep 7th graders at his school get on

a typical school night:

Based on the sample data, which of the following

is the closest to the mean number of hours of

sleep a 7th grade student gets?

Group of answer choices

8

7

8.25

7.75

This question awards 100 ! i really don’t want to fail i will also mark you !

Select the correct answer and solve for y

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?