SOLUTION: This semester your ( hour) test scores have been 72, 77, 81, 86. If the weight of the final exam is twice the weight of an hour test, what score would you need to get on the final

Algebra ->  Average -> SOLUTION: This semester your ( hour) test scores have been 72, 77, 81, 86. If the weight of the final exam is twice the weight of an hour test, what score would you need to get on the final       Log On


   



Question 692357: This semester your ( hour) test scores have been 72, 77, 81, 86. If the weight of the final exam is twice the weight of an hour test, what score would you need to get on the final exam to have an 80 average for the course?
Answer by lynnlo(4176) About Me  (Show Source):
You can put this solution on YOUR website!
72+77+81+86+86=402 divided by 5=80.4