Question

If your chemistry grade is broken down so that 70% of it is exams, 20% is a lab, and 10% is homework, and your average scores out of 100 points in each area are:

exams 85
labs 75
homework 96
Calculate your weighted average.

Answer 1

84.1

(85 x 0.7) + (75 x 0.2) + (96 x 0.1) = 84.1