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Steve Risberg, Terry Trotter, and Annie Fetter | ||

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 #3004 |

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