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'Weekly Problem 38 - 2006' printed from http://nrich.maths.org/

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My bus fare is 44p. If the driver can give me change, what is the smallest number of coins that must change hands when I pay this fare?

If you liked this problem, here is an NRICH task which challenges you to use similar mathematical ideas.  


This problem is taken from the UKMT Mathematical Challenges.

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