1 yard=3 feet
5 yards to feet
5 yards times 3=15 feet
1 mile=5280 feet
15/5280 miles per second
1 hour=60 minutes
1 minute=60 seconds
1 hour=60 times 60 seconds=3600 seconds
1 hour=3600 seconds
divide both sides by 3600
1/3600hour=1 second
(15/5280)miles per (1/3600) hour
[tex] \frac{ \frac{15}{5280} }{ \frac{1}{3600} } [/tex]
invert and multiply
[tex]\frac{15}{5280} [/tex] times [tex] \frac{3600}{1} [/tex]=[tex] \frac{ 54000}{5280} [/tex]=[tex] \frac{ 225}{22} [/tex] =10.2273 miles per hour
