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Quandaries & Queries
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Topic:
base 9
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A base 7 number and a base 9 number
2009-07-09
From koteawarao:
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
Answered by Harley Weston.
A 3-digit number in base 7 has its digits reversed when expressed in base 9.
2007-01-28
From Ashley:
A 3-digit number in base 7 has its digits reversed when expressed in base 9. Find this number.
Answered by Penny Nom.
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