SOLUTION: Joe wants to pass his statistics class with at least a 75%. His prior four test scores are 74%, 68%, 84% and 79%. What is the minimum score he needs on the final exam to pass the c

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Question 898949: Joe wants to pass his statistics class with at least a 75%. His prior four test scores are 74%, 68%, 84% and 79%. What is the minimum score he needs on the final exam to pass the class with a 75% average?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Find the average,
%2874%2B68%2B84%2B79%2BT%29%2F5%3E=75
74%2B68%2B84%2B79%2BT%3E=375
Now finish the problem and solve for T