(25 + 48 + 25 + 33 + 57 + 50 + x)/7 = 40
238 + x = 280
x = 42
School Y.
asked 04/27/20What value for x will yield a mean of 40?
25, + 48,+ 25,+ 33,+ 57,+ 50,+ x
(25 + 48 + 25 + 33 + 57 + 50 + x)/7 = 40
238 + x = 280
x = 42
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