document.write( "Question 126708: the resistance(R) of a wire is directly proportionnal to its lenght(L). knowing that for a wire 10 metres, the resistance is 0,03. calculate the lenght of yarn whose resistance is 0,36. \n" ); document.write( "
Algebra.Com's Answer #92865 by checkley71(8403)\"\" \"About 
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10/.03=x/.36 cross multiply
\n" ); document.write( ".03x=10*.36
\n" ); document.write( ".03x=3.6
\n" ); document.write( "x=3.6/.03
\n" ); document.write( "x=120 m. is the length.
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