Question 318868
1 mile = 5,280 feet
1 hour = 3600 seconds
if 1 mile/hr = {{{(5280ft)/3600s}}} = 1.4666ft/s
then 45 miles/hr= {{{23760ft/3600s=420ft/xs}}} = {{{23760x=420(3600)}}} = {{{23760x=151200}}} = {{{x=6.363636}}} seconds