Correct answers only please!

evin has the following averages in his math class.

Homework: 88

Quiz Average: 84

Test Average: 92

Final Exam: ???

If the teacher weights homework at 20% , quiz average at 25% , test average at 40%, and final exam at 15%, what is the min grade Kevin can make on his final exam so that he scores a 90 in the class?


A. 86

B. 90

C. 94

D. 97