Stacy and Tina like to ride their bikes along a bike trail. Today they started riding at the same time at the beginning of the trail. Each rode continuously at a constant speed (making no stops) to the end of the trail. Rachel took more time than Catherine to reach the end of the trail. Which girl was biking faster? Explain how you know.
Added by Tyler P.
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Let's denote the speeds of Stacy and Tina as S and T respectively, and the times they took to reach the end of the trail as t_S and t_T. Show more…
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