SOLUTION: Jason had to submit five animation projects as per his syllabus in the final semesters. He scored 88, 72, 85, and 76 points out of 100 in four projects. What should be his scor

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Question 363113: Jason had to submit five animation projects as per his syllabus in the final semesters. He scored 88, 72, 85, and 76 points out of 100 in four projects. What should be his score in the fifth project so that the average of all the projects is at least 83?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
(88+72+85+76+x)/5>83
(321+x)/5>83
321+x>5*83
321+x>415
x>415-321
x>94 is the minimum score on the last test to maintain an 83 average.
Proof:
(88+72+85+76+94)/5=83
415/5=83
83=83