This math topic focuses on unit conversion, specifically involving the conversion of speeds and times through the use of two ratios. The problems require converting measurements such as feet per second to yards per minute, or minutes per foot to seconds per yard. Each question presents different numerical values and asks the learner to choose the correct setup for the unit conversion problem by identifying the appropriate multiplication or division of rates and units.
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Select the correct way to set up this unit conversion problem
A worm takes 3 minutes to move a foot. How long, in seconds, does it take to move a yard?