Question 359137
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Hi,
1 ft = 1/5280mi 
100ft = 100/5280 mi
d = rt
100/5280mi = 45*mphr *t
100/5280mi = 45*mphr *t
.019/45 = t
.0004 hr = t
1 hr = 3600 sec
3600*.0004 = 1.44 sec