a runner completes a 42 km marathon in two hours 15 minutes. what was her average speed
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Answer:
56/3 km/h is his average speed
Step-by-step explanation:
DISTANCE = 42 KM
TIME = TWO HOURS 15 MIN.
= 2.25 hour
SPEED = DISTANCE / TIME
= 42/2.25
= 56/3 km /h
hope it helps
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