SOLUTION: Jeffrey and Junrey start their travel at 4:00pm and travel in opposite directions. Jeffrey walks at 1.5 mph while Junrey walks at 3 kph . At what time will they be 9 km apart?
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Question 991754: Jeffrey and Junrey start their travel at 4:00pm and travel in opposite directions. Jeffrey walks at 1.5 mph while Junrey walks at 3 kph . At what time will they be 9 km apart?
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
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They are separating at 1.5kph + 3kph = 4.5kph.
To separate by 9km takes:
9km/(4.5km/hr)=2 hours
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ANSWER: They will be 9km apart in 2 hours.
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