Question 395149
A horse chases a pony 3 hours after the pony runs. Horse takes 4 hours to reach the pony. If the average speed of the horse is 35 kmph, what s the average speed of the pony? 
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Horse DATA:
rate = 35 km/h ; time = 4 hrs : distance = rt = 35*4 = 140 km
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Pony DATA:
distance = 140 km ; time = 7 hrs 
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Equation:
rate = distance/time = 140/7 = 20 kmh
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Pony average rate = 20 km/h
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Cheers,
Stan H.