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| Math Central | Quandaries & Queries |
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Question from Denise, a parent: mary leaves St Paul traveling 2000 miles @ 55 MPH; John leaves LA traveling 2000 miles @ 45 MPH how many miles will John had traveled to meet mary? |
At the start Mary and John are 2000 miles apart. How fast is the distance between them decreasing? How long will it take for the distance between them to decrease to zero?
Penny
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