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Unformatted text preview: This print-out should have 10 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. 001 10.0 points In May 1998, forest fires in southern Mexico and Guatemala spread smoke all the way to Austin. Those fires consumed forest land at a rate of 20200 acres / week. An acre is 4047 m 2 . On the average, how many square meters of forest are burned down every minute? Correct answer: 8109 . 25 m 2 / min. Explanation: acres week · week min · m 2 acre ≡ m 2 min Thus the rate burned is 20200 acres week · 1 wk 7 days · 1 day 24 hr · 1 hr 60 min · 4047 m 2 acre = 8109 . 25 m 2 / min 002 10.0 points John and Mary Smith plan to put a wooden fence around their yard in order to keep the mean cats away from their dog Fido. There is a gate that is 3 . 16 m long which is not included as part of the length of the fence. What total length of fence is required to enclose a rectangular yard whose sides are 41 . 4 m and 59 . 4 m in length? 1 m = 34 m in length?...
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This note was uploaded on 03/26/2010 for the course PHY 303K taught by Professor Turner during the Fall '08 term at University of Texas.
- Fall '08