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Why practical math problems often fail students
A simple math problem sparked heated debate on Chinese education forums two years ago.
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China has a cheap $99,000 missile that creates a math problem for the US Navy it can’t solve
Key Points and Summary - China’s new YKJ-1000 “cement-coated” missile could upend the balance between cheap offense and costly defense at sea for the US Navy. -Built with civilian-grade materials and ...
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