Question 581952
60 seconds = 1 min


1 second = 1/60 min


27 seconds = 27/60 min


27 seconds = 9/20 min


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60 min = 1 hr


1 min = 1/60 hr


9/20 min = (9/20)*(1/60) hr


9/20 min = 9/1200 hr


9/20 min = 3/400 hr



So this means that 27 seconds = 3/400 hours


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d = rt


1 = r(3/400)


1*400 = 3r


400 = 3r


400/3 = r


r = 400/3


r = 133.33 mph


So the car is going roughly <font color="red">133.33 mph</font>