SOLUTION: wade has a score of 59, 68 76,84 and 69 on the first five tests in his social studies class.he knows that the final exam counts as two tests. what score will he need on the final t
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Question 974992: wade has a score of 59, 68 76,84 and 69 on the first five tests in his social studies class.he knows that the final exam counts as two tests. what score will he need on the final to have an average of 70?(all tests and exams have a maximum of 100 points.)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
wade has a score of 59, 68 76,84 and 69 on the first five tests in his social studies class.he knows that the final exam counts as two tests. what score will he need on the final to have an average of 70?(all tests and exams have a maximum of 100 points.)
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Equation:
(59+68+76+84+69+2x)/7 = 70
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356 + 2x = 490
2x = 134
x = 67 (Score needed on the final)
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Cheers,
Stan H.
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