February 20, 2017

Homework Help: algebra

Posted by lily on Monday, May 17, 2010 at 3:49pm.

each week, mandy's algebra teacher gives a 10 point math quiz. after 5 weeks, mandy has earned a total of 36 points for an average of 7.2 points per quiz. she would like to raise her average to 9 points. on how many quizzes must she score 10 points in order to reach her goal?

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions