A person travels equal distances with speeds of 3 km/hr, 4 km/hr and 5 km/hr and takes a total time of 47 minutes. The total distance is?
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First take out avg speed
formula = total distance by total time so avg speed is 4 km /hr
so distance travelled in 1 min = 4000m by 60 min
so distance travelled in 47 min =4000m by 60 min multiplied by 47
2.466 km
formula = total distance by total time so avg speed is 4 km /hr
so distance travelled in 1 min = 4000m by 60 min
so distance travelled in 47 min =4000m by 60 min multiplied by 47
2.466 km
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