document.write( "Question 1162258: Sarah does 35 N-m of work on a jack to lift her car up so she can change a flat tire. If the jack puts out 30 N-m of work, what is the jack’s efficiency? \n" ); document.write( "
Algebra.Com's Answer #786019 by ikleyn(52847)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "It is the ratio of the smaller number to the greater one.\r
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