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	A base 7 number and a base 9 number		2009-07-09
		koteawarao pose la question : Find a base 7 three-digit number which has its digits reversed when expressed in base 9. ans: (281) base 7 and (182) base 9 Harley Weston lui répond.
	A 3-digit number in base 7 has its digits reversed when expressed in base 9.		2007-01-28
		Ashley pose la question : A 3-digit number in base 7 has its digits reversed when expressed in base 9. Find this number. Penny Nom lui répond.

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