A cross-country skier can complete a 7.5 km race in 45 min. What is the skier’s average speed? _ km/h
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Distance = 7.5 km
Time = 45 min = 45/60 = 3/4 hour
Average speed = total distance/total time
= 7.5/ 3/4
= 75/10 * 4/3
= 10km/h
so the answer is 10km/h
abhay5247:
my answer is right
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