Question 1046593
Find the time for each side.
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D = r*t
T = d/r
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100/100 = 1 hour = 60 mins
100/200 = 30 mins
100/300 = 20 mins
100/400 = 15 mins
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Add the times --> 125 mins
R = d/t = 400/125 mi//minute
R = 60*400/125 mi/hr
R = 192 mi/hr