Posted by Marin on September 20, 2002 at 01:30:07:
this is a problem of the week we got
Joe walks to Pele's house each day, then Joe and Pele walk to school together. They always walk eithier east or north. Pele lives two blocks south and three blocks west of school and 1 block east and two blocks north of joe. How many routes can Joe take to school?
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