SOLUTION: Jan and David began riding their bicycles in opposite directions. Jan travels at 10 miles per hour and David rides at 12 miles per hour. When will they be 11 miles apart?

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Question 564494: Jan and David began riding their bicycles in
opposite directions. Jan travels at 10 miles per
hour and David rides at 12 miles per hour. When
will they be 11 miles apart?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Jan and David began riding their bicycles in
opposite directions. Jan travels at 10 miles per
hour and David rides at 12 miles per hour. When
will they be 11 miles apart?
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They are separating at (10+12) = 22 mph
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time = distance/rate = 11/22 = 1/2 hrs.
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Cheers,
Stan H.
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