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Mathematics 13 Online
OpenStudy (anonymous):

Can someone please help me? The Alpha Delta Phi Sorority raises money for the Ronald McDonald house by holding an annual "Roll for Ronald" race. Mary Lou Baker rides a bicycle and travels at twice the speed of Wayne Siegert, who is on rollerblades. Mary and Wayne begin the race at the same time and after 3 hours, Mary is 18 miles ahead of Wayne. a. What is Wayne's speed? b. What is Mary's speed? (Please show me how to set up the equations.)

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