Question: [RUSH] Please answer the following word problem with complete solutions. I will give a thumbs up thanks. 1. Margaret left her cottage and drove her

[RUSH]

Please answer the following word problem with complete solutions. I will give a thumbs up thanks.

1. Margaret left her cottage and drove her car north at a rate of 80 kph. Meanwhile, Peter, who is 200 kilometers away, travels west towards Margaret's cottage with a rate of 140 kph. How fast is the distance between them changing one hour after they start moving? (5 points)

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