Speed

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tsmith93: Senior | Next Rank: 100 Posts; Posts: 32; Joined: Fri Feb 19, 2010 12:36 pm; Location: Pennsylvania; Thanked: 1 times

by tsmith93 » Mon Mar 15, 2010 1:44 am

If a speed of 1 meter per second is equal to a speed of k kilometers per hour, what is the value of k?
(1 kilometer = 1000 meters)

Source: Beat The GMAT — Problem Solving | Mon Mar 15, 2010 1:44 am

papgust: Community Manager; Posts: 1537; Joined: Mon Aug 10, 2009 6:10 pm; Thanked: 653 times; Followed by:252 members

by papgust » Mon Mar 15, 2010 2:11 am

1 m/s = 60 m/min = 60*60 m/hr or 3600 m/hr = (3600/1000) km /hr = 3.6 km/hr

k is 3.6 km/hr

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