SOLUTION: If you have a scores of 82, 77 and 87 on the frist 3 tests for math 100, what scroe would you have to get on the fourth test to earn a B (83% average)?

SOLUTION: If you have a scores of 82, 77 and 87 on the frist 3 tests for math 100, what scroe would you have to get on the fourth test to earn a B (83% average)?

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Question 319880: If you have a scores of 82, 77 and 87 on the frist 3 tests for math 100, what scroe would you have to get on the fourth test to earn a B (83% average)?
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
(82+77+87+x)/4=83
(246+x)/4=83
246+x=332
x=86 %
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