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Friday, June 22, 2012

Birthday Puzzler

Reginald has a birthday today. After celebrating by blowing out all his cake candles, he noted that he'd blown out a total of 528 candles in his lifetime (assume he has blown out the correctly representative number for each year of life). How old is Reginald today?

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ANSWER:

32 yrs-old

[ x(x+1)/2 = 528 (solve for x) ]

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