# mathematics (percentages)

posted by
**day**
.

math problem:

pedro wants to calculate his gpa.

he has the lab grades:90/100,98/100,90/100,94/100,90/100,90/100,95/100,98/100. Labs are worth 20%.

He has the test grades: 9/10,6/10,10/10,10/10,5/10,7/10,7/10,7/10,10/10,10/10,8/10,10/10. Homework is worth 20%

test grades are: 35/100, 20/100, 26/100, 34/100. Exams are worth 40%.

What is his grades so far? What would his grade be is he had a 90 on the final which is worth 20%?