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Mathematics 21 Online
OpenStudy (anonymous):

The mean length of 7 books is 258 pages. the longest book has 294 pages. what is the mean length of the other 6 books?

OpenStudy (paki):

294*6/2 = 882

OpenStudy (anonymous):

Your answer must be incorrect because the answer choices to this question are A.216 B.222 C. 252 and D.276

OpenStudy (paki):

ahh ok :-(

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