William got an 85 and an 88 on the first two quizzes. What formula can William use to determine the score he needs on the third quiz to get an average of 90? What score does he need?
+5
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “William got an 85 and an 88 on the first two quizzes. What formula can William use to determine the score he needs on the third quiz to get ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Home » Mathematics » William got an 85 and an 88 on the first two quizzes. What formula can William use to determine the score he needs on the third quiz to get an average of 90? What score does he need?