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Author: Steve Risberg, Terry Trotter, and Annie Fetter
Description: teacher support active problem Algebra, difficulty level 2. At 9:05 a.m. Ernesto starts riding at a speed of 440 yards per minute. At 9:20 a.m. Johnny starts riding, but he's going 20% faster than his little brother. At what time, to the nearest minute, will Johnny catch Ernesto?
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Problem page: http://mathforum.org/librarypow/puzzles/index2.ehtml?puzzle=3004
Support page: http://mathforum.org/pow/support/algpow/20031110alg.teacher.html
Solution page: Problem #3004

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