Question
Harry has test grades of 85, 87, and 77 on his first three algebra tests. What must he get on his
fourth test to earn an average of at least 84?
fourth test to earn an average of at least 84?
Answers
Ms. Sue
85 + 87 + 77 = 249 > Henry's points to date.
The total points for four tests = 400
400 * 0.84 = 336
336 - 249 = 87
The total points for four tests = 400
400 * 0.84 = 336
336 - 249 = 87
Frog
87