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OpenStudy (anonymous):
Write an expression that can be used to solve the problem. During practice, it took Shawn 27 min to swim 81 laps. If Shawn swam at a constant rate, how long did it take him to complete each lap?
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OpenStudy (skullpatrol):
Any ideas?
OpenStudy (skullpatrol):
What does the phrase "each lap" mean?
OpenStudy (anonymous):
no
OpenStudy (skullpatrol):
"each" means "for every single one"
OpenStudy (skullpatrol):
They want time per lap. $$\Huge \frac{time}{lap}$$
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OpenStudy (skullpatrol):
As you can easily see the problem would be unrealistic if the number of laps equaled zero.
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