SOLUTION: You earned the following marks (all equally weighted) on your first five tests: 28,36,38,41, and 44. What mark would you have to get on the next test in order to bring your test me

Question 965058: You earned the following marks (all equally weighted) on your first five tests: 28,36,38,41, and 44. What mark would you have to get on the next test in order to bring your test mean average up to 80%?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
You earned the following marks (all equally weighted) on your first five tests: 28,36,38,41, and 44. What mark would you have to get on the next test in order to bring your test mean average up to 80%?
----
Note:: Your scores are 52 + 44 + 42 + 39 = 177 points short of
an average of 80%. You could not possible make up that difference
on your next test.
----
Ans: You can't.
Cheers,
Stan H.
RELATED QUESTIONS
You earned the following marks (all equally weighted) on your first five tests:... (answered by Fombitz)

Anil received the following marks on his first five biology tests: 75, 84, 92, 61, and... (answered by josgarithmetic)

test scores - 79,88,93 If all the tests are equally weighted, what score must you get on (answered by rfer)

I think I have the right answer, but I can't remember how to "show" the work / explain... (answered by ankor@dixie-net.com)

In a class in which the final course grade depends entirely on the average of four... (answered by math_helper)

Angelo�s marks on the first three tests are 10/20, 15/20, and 17/20 what mark would he... (answered by edjones)

So far this semester your test scores have been 75, 91, and 85. Set up and solve an... (answered by ankor@dixie-net.com)

Bob has the following grades so far on his math tests: 80, 78, 84, 88, and 82. If they... (answered by Alan3354)

In a class in which the final course grade depends entirely on the average of four... (answered by Boreal)