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Mathematics 17 Online
OpenStudy (anonymous):

solve

OpenStudy (amistre64):

i know that if the sum of the digits in a number add up to something that is divisible by 9, then 9 divides it. 81 = 8+1 = 9, is divisible by 9

OpenStudy (amistre64):

other than that, im not sure i understand the question ....

ganeshie8 (ganeshie8):

check ur question, it looks incomplete.

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