1 km = 1000 m
15 km = 15000 m
1 min = 60 s
55 min = 55 • 60 = 3300 s
15000 m/ 3300 s =
300 • 50 / 300 • 11 = 50 / 11 m / s
A boy cycles 15kilometer to school in 55 minutes,find his average speed in a meter per second
1 answer