Problem solving using mathematics

STEP 1: Identify the request. What does the problem ask for? STEP 2: Respond to the request. Ask " How Would I Find Out ? " STEP 3: Generate the result. Ask "What does the result tell me?"

The problem is one of the Brain Teasers provided by Kaplan Education Centers. The site provides access to extensive information and resources on a variety of standard evaluation tests (SAT, GRE, MCAT etc) as well as other educational resources. This is a valuable educational site.

To see a simpler solution of this problem click here.

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A SureMath solution. Copyright 1998, Howard C. McAllister.