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Question: A girl rides north at 18 km/h for 30 minutes, then west for 15 minutes, then south for 30 minutes. What is her displacement at the end from her starting position?




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Into the face of the young man who sat on the terrace of the Hotel Magnifique at Cannes there had crept a look of furtive shame, the shifty hangdog look which announces that an Englishman is about to speak French.

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