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Mathematics 15 Online
OpenStudy (anonymous):

Is the number 27 prime or composite? A. prime B. composite

OpenStudy (anonymous):

prime

OpenStudy (alexandervonhumboldt2):

wrong

OpenStudy (alexandervonhumboldt2):

27=3*3*3 it has dividers , thus it is composite

OpenStudy (flygirlmandi):

it is composite because it is divisible by 9 and 3

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