error in Foundations of GMAT Math

Problem Solving — algebra and arithmetic (GMAT Focus Edition)
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error in Foundations of GMAT Math

by Gurpinder » Wed Aug 11, 2010 9:14 am
on page 129.

Set 1, drill 2 question 3. look at the prime factor tree.

the 100 = 50x2 not 50x5.

:)
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