document.write( "Question 939695: to mow a lawn 10 m by 10 m takes 1 hour, how long will it take to mow a lawn 20 m by 12 m? \n" ); document.write( "
Algebra.Com's Answer #572644 by stanbon(75887)\"\" \"About 
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to mow a lawn 10 m by 10 m takes 1 hour, how long will it take to mow a lawn 20 m by 12 m?
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\n" ); document.write( "time/area = time/area
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\n" ); document.write( "t/(20*12) = 1/(10*10)
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\n" ); document.write( "t = 240/100
\n" ); document.write( "time = 2.4 hrs = 2hr 24min
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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