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He lost one paper score but he knows the four scores are 65 and 62 and 70 and 68 and the average is 66 decmail 2 but what is the missing score?
Wiki User
∙ 14y ago
(s + 65 + 62 + 70 + 68) / 5 = 66.2
∴ s + 65 + 62 + 70 + 68 = 331
∴ s = 331 - 65 - 62 - 70 - 68
∴ s = 66
Wiki User
∙ 14y ago
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