A runner practices running 2 mi up a slope and
2 mi down. She runs down the slope 50% faster
...
Mathematics, 08.06.2021 02:30 jbernaaaaaal
A runner practices running 2 mi up a slope and
2 mi down. She runs down the slope 50% faster
than she runs up it. Let r be the runner's speed, in
miles per hour, when running up the slope. What
expression represents the time she spends running
Answers: 3
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