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At 7:42 a.m., Lucky gets into a bus to go to school. The bus travels at 42 kmph, and drops Lucky a short way away from school at 7:51 a.m. He then walks the remaining distance at6 kmph, thereby reaching school exactly at 8 a.m. What is his average speed for thejourney? |
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Answer» 60Step-by-step EXPLANATION: |
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