The Math Beast Challenge Problem of the Week – August 12, 2013

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Math BeastEach week, we post a new Challenge Problem for you to attempt. If you submit the correct answer, you will be entered into that week’s drawing for two free Manhattan Prep GRE Strategy Guides.

James is closer in age to Gwen than to Lucille.  Gwen is between 30 and 40 years old, inclusive.  Lucille is less than 70 years old, and her age in years has exactly three prime factors.  Which of the following could be James’ age, in years?

See the answer choices and submit your pick over on our Challenge Problem page.