feet per second is abbreviated ft/s
miles per hour is abbreviated mi/h
minutes is abbreviated min
Don't confuse mi and min.



Cancel the units that cancel:

Cancel the feet:



Cancel the seconds:



Cancel the minutes:



Multiply across the top, and across the bottom to make one fraction:







To reduce the fraction, divide top and bottom by 43200:



Make that into a mixed fraction:

 

Or, approximate as a decimal rounded to hundredths



Edwin