Question 601288
12 min = 12/60 hours


12 min = 1/5 hours


12 min = 0.2 hours


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1 hour 12 min = 1 hr + 12 min = 1 hr + 0.2 hr = 1.2 hours



d = rt


1600 = r(1.2)


1600/1.2 = r


1333.333 = r


r = 1333.333


So the speed is roughly 1333.333 km/h