Suppose Carson worked at his father's business for 8 hours one week. What is the minimum number of full hours he would need to b
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Terri can swim 3 laps in 2.5 minutes. To find how long it takes to swim 20 laps, you can make a proportion.
Put the amount of laps on the top and the time(minutes) at the bottom.
Cross multiply:
Divide by 3:
It would take Terri OR
minutes to run 20 laps.