Question

Please help! Correct answer only, please! Jason has the following averages in his math class: homework avg: 80 quiz avg: 84 test avg: 74 final exam: 60 if the teacher weights homework at 20%, quizzes at 30%, tests at 40%, and the final exam at 10%, what is jason's class average? A. 74 B. 77 C. 79 D. 82

Answer 1

B.

Explanation:

So calculate it by multiplying and adding.

0.2 * 80 + 84 * 0.3 + 0.4 * 74 + 0.1 * 60 = 76.8

Round that up:

77