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put this solution on YOUR website!The answer to a question is 55km/h. Write a question
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You travel 385 km in 7 hours. What's the avg speed?
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Or, what's the speed record for a mallard duck age 11 months in level flight?
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You drive to the store at 165 km/hr, then drive back at 33 km/hr. What's the avg speed for the round trip?