document.write( "Question 319651: If posts are spaced 13 feet apart, how many posts are needed for 143 feet of straight-line fence?
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Algebra.Com's Answer #228903 by ankor@dixie-net.com(22740)\"\" \"About 
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If posts are spaced 13 feet apart, how many posts are needed for 143 feet of straight-line fence?
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\n" ); document.write( "143/13 = 11 + 1 = 12 posts
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