Mathematics, 24.03.2021 01:00 juanitarodriguez
A train normally travels 240km at a certain speed. One day, due to bad weather, the train's speed is reduced by 20 Km/h so that the journey takes 2 hours longer. Find the normal speed.
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A train normally travels 240km at a certain speed. One day, due to bad weather, the train's speed is...
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