Question

Anna has the following averages in his math class:

Homework Average: 95%

Quiz Average: 90%

Test Average: 87%

Final Exam: ??

If the teacher weights homework at 20%, Quizzes at 20%, Tests at 40%, and the final exam at 20%, what is the minimum grade Anna can make on the final so that she scores a 90 in the class?

A
86

B
91

C
94

D
98

Answer 1

Answer:

The student must get =79 Explanation: Let x be the unknown score 87+95+76+88+x5=85 (346+x)=5(85) 346+x=425 x=425−346 x=79 God bless....I ...