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Benny and Kenny took part in a cycling race.In 60 minutes, Benny had completed only `3/5` of the race while Kenny had already completed the entire race.
Benny's average speed for the race was 360 m/min slower than Kenny's.
(a) What is the distance of the race?
(b) What is Benny's average speed in m/min ?
(c) What is Kenny's average speed in km/h ?
Notes to student: