SOLUTION: Sarah test average 93 and Sam test average is 87 in 7 tests.they both got 100 on 8 test.what is their new average
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Question 879627: Sarah test average 93 and Sam test average is 87 in 7 tests.they both got 100 on 8 test.what is their new average Answer by lwsshak3(11628) (Show Source):
You can put this solution on YOUR website! Sarah test average 93 and Sam test average is 87 in 7 tests.they both got 100 on 8 test.what is their new average
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Sarah's new average=(7*93+100)/8=751/8≈93.9
Sam's new average=(7*87+100)/8=709/8≈88.6
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