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You walk in a straight line due East, starting from your house. You walk the first 7.0 km at a constant 1.2 m/sec and the next 5.0 km at a constant 0.85 m/sec.

1. What is your average speed for the entire journey?

2. How long does the first portion of the journey take you?

3. How long does the second portion of the journey take you?

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Category:- Physics
Reference No.:- M91222646

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