Tuesday, 3 May 2011

2nd SPECIAL MATHS PUZZLE (MAY 2011)

Find the largest multiple of 25 that has all its digits different.  

SOLUTION: Taking into account that the last two digits of the new number must be divisible by 25, the  solution is then 25, 50 or 75. Since we are looking for the largest multiple this will be  9876432150.


Remember to send your answers to matecampanar@gmail.com

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