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Physics 7 Online
OpenStudy (anonymous):

Your office is 60 km from your home .you drive the first 30 km at a constant 20 m/sec and the next 30 km at a constant 40.0 m/sec. what is your average speed for the entire speed for entire journey. why would it be that 3000/40 and 3000/20=6000/225=26.6 wouldnt it be 30000/40 and 30000/20?

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