Answer to Question #247290 in Physics for x’stasia

Question #247290

a dog is 21ft from the door. it runs toward the door at a constant velocity. after 5s, it is 1 from the door. what was the dogs velocity?

Expert's answer

"v=\\dfrac{s}{t}=\\dfrac{21\\ ft-1\\ ft}{5\\ s}=4\\ \\dfrac{ft}{s}."

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