SOLUTION: On the last three exams a student scored 86,82,and 92. What score must the student earn on the next exam to have an average above 88?
Algebra.Com
Question 286973: On the last three exams a student scored 86,82,and 92. What score must the student earn on the next exam to have an average above 88?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
88+2+6-4
more than 92
(86+82+92+x)/4>88
x>92
RELATED QUESTIONS
On the last three exams a student scores 88, 87 and 90. What score must the student earn... (answered by Alan3354)
On the last three chemistry exams a student scored 89,88, and 90. What score must the... (answered by kayazay)
To get an A in a statistic course a student must score an average of 90% on 4 exams. A... (answered by ewatrrr)
a student scores 82%,86% and 78% on her three exams. What score is needed on the fourth... (answered by ewatrrr,Aaniya)
There are three exams in a marking period. A student received grades of 86 and 92 on the... (answered by richwmiller)
Joe has scored 87, 92, and 82 on his first three exams in his math class. If the standard (answered by solver91311)
3.On six exams, Alex has scored 82, 86, 75, 91, 92, and 87 points out of 100. He wants... (answered by stanbon)
On six exams, Alex has scored 82, 86, 75, 91, 92, and 87 points out of 100. He wants to (answered by mycat08)
On six exams, Alex has scored 82, 86, 75, 91, 92, and 87 points out of 100. He wants to... (answered by ankor@dixie-net.com)