Question
Find the missing number if the average of all the eight numbers is 472.
623, 164, 529, 425, ____, 205, 301, 824
Answer: Option D
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(623+164+529+425+x+205+301+824)/8 = 472
=> 3071+x = 8*472
=> x = 3776-3071
=> x = 705
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