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MATH

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If the mean score on a set of 24 tests is 81and two more students took the test and score a 70 and a 59 what would be the new mean?

  • MATH -

    easy way
    26 tests, 24 *81 + 70 + 59 = 2073

    2073/26 = 79.7

  • MATH -

    24 * 81 = 1944

    (1,944 + 70 + 59)/26 = ?

  • MATH -

    Thank you both for helping me with this problem.

  • MATH -

    You're very welcome.

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