An athlete runs at a constant
speed of 6m/s and, completes 3
rounds of a circular track
of radius 24 km. find the time
She takes for the run?please give the full explanation.
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Radius of track = 24km = 2400m
speed = 6m/s
rounds = 3
Circumference = 2πR = 2X 22/7 x 2400
= 44/7 x 2400
Total distance = circumference x rounds = 3( 2x 22/7 x 2400)
Speed = distance/ time
6 = 3(2 x 22/7 x 2400)/ time
time (t) = 3(2 x 22/7 x 2400)/6
t = 22/7 x 2400 seconds = 7539.82237 seconds
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