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Mathematics, 27.03.2020 21:38 zairaefh3200

Joseph and his family were going to the beach. Joseph's sister was running late so Joseph left their house with his mom. Joseph's dad waited for Joseph's sister to get ready and left one hour later driving 75 km/hour in an effort to catch up to Joseph and Joseph's mom. After driving for four hours Joseph's dad finally caught up. How fast was Joseph's mom driving?

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Joseph and his family were going to the beach. Joseph's sister was running late so Joseph left their...
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