SOLUTION: Vanessa has scored 45, 32, and 37 on her three math quizzes. She will take one more quiz and wants a quiz average of at least 40. What is the minimum score Vanessa needs to earn

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: Vanessa has scored 45, 32, and 37 on her three math quizzes. She will take one more quiz and wants a quiz average of at least 40. What is the minimum score Vanessa needs to earn      Log On


   



Question 900746: Vanessa has scored 45, 32, and 37 on her three math quizzes. She will take one more quiz and wants a quiz average of at least 40.
What is the minimum score Vanessa needs to earn on her fourth quiz?

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 
Hi
%2845+%2B+32+%2B+37+%2B+x%29%2F4+%3E=+40 Solve for x
x ≥ 160 - 45 - 32 - 37