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Many high school students do math problems about trains. Fewer win $115,000 in college scholarships by calculating the possible future of U.S. high-speed rail, LiveScience reports. That high-speed ...
NEW YORK — Many high school students do math problems about trains. Fewer win $115,000 in college scholarships by calculating the possible future of U.S. high-speed rail. That high-speed rail future ...
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