document.write( "Question 228062: Use two unit multipliers to convert 28,000 square feet to square miles.
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Algebra.Com's Answer #169395 by stanbon(75887)\"\" \"About 
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Use two unit multipliers to convert 28,000 square feet to square miles.
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\n" ); document.write( "1 mile = 5280 ft
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\n" ); document.write( "The unit multiplier is (1 mile/5280 ft) because that fraction equals 1.
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\n" ); document.write( "Your Problem:
\n" ); document.write( "28000 ft^2(1 mile/5280 ft)(1 mile/5280 ft)
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\n" ); document.write( "= [28000*1*1]/[1*5280*5280] miles^2
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\n" ); document.write( "= [28000/27878400] miles^2
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\n" ); document.write( "= 0.00100436.. sq. miles
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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