Hosted by The Math Forum## Problem of the Week 1170## Happy Birthdays
Some people are happy if their n'th birthday occurs in a year for which the last two digits are the reverse of the
Devise a formula that tells, for In particular, in what year should one be born to maximize happy birthdays? Source: Frances Meier and Joan Hutchinson. © Copyright 2013 Stan Wagon. Reproduced with permission. |

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11 November 2013