প্রশ্ন ও উত্তর
A truck driver must be complete a 180-mile trip in 4 hours. If his average speed is 50 miles per hour for first 3 hours, then how fast must he travle for the final hour?
গণিত Time and Distance 07 Oct, 2020
প্রশ্ন A truck driver must be complete a 180-mile trip in 4 hours. If his average speed is 50 miles per hour for first 3 hours, then how fast must he travle for the final hour?
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30
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