document.write( "Question 228290: a mother takes 64 minutes to mow a lawn when she works along using a gas mower. her daughter takes three times as long using a reel mower. how long would it take them to mow the lawn together? \n" ); document.write( "
Algebra.Com's Answer #169499 by checkley77(12844)\"\" \"About 
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64(3*64)/64+(3*64)
\n" ); document.write( "64*192/(64+192)
\n" ); document.write( "12,288/256=48 minutes to mow the lawn when they work together.
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