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A robot moving forward at a constant speed takes 2.5 hours to travel 1 kilometer. Moving forward at this same constant speed, it takes the robot 90 seconds to travel the length of a particular hallway. How many meters long is the hallway?

 Mar 16, 2020
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The length of the hallway is 1*90/2.5 = 36 meters.

 Mar 16, 2020

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