Question 384028
runner A = 8 yards/second
Runner B = 10 yards/second
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Runner A 7.5 seconds head start
When B starts he has run 7.5 *8 =60 yards.
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the make up speed between them is 10-8 = 2 yards /second
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distance = 60 yards
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t= 60/2
t = 30 second.
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Runner B catches up runner A after 30 seconds at the finishing line.
rate of runner B = 10 yards/second
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Distance = 10*30 = 300 yards.
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Race distance = 300 yards
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