document.write( "Question 945623: cement,sand and stone are mixed in the ratio of 1:5/2:5 in a mixture by volume .how many cubic metre of each of the three materiasls will be needed to make a total volume of 51 cubic metre of mixtre ?
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Algebra.Com's Answer #577179 by Fombitz(32388) $\"\"$ $\"About$

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$\"X%2B%285%2F2%29X%2B5X=51\"$
\n" ); document.write( " $\"%282%2F2%29X%2B%285%2F2%29X%2B%2810%2F2%29X=51\"$
\n" ); document.write( " $\"%2817%2F2%29X=51\"$
\n" ); document.write( " $\"X=51%282%2F17%29\"$
\n" ); document.write( " $\"X=3%282%29\"$
\n" ); document.write( " $\"X=6\"$
\n" ); document.write( "So then,
\n" ); document.write( "Cement : $\"X=6+\"$ $\"m%5E3\"$
\n" ); document.write( "Sand : $\"%285%2F2%29X=%285%2F2%296=15+\"$ $\"m%5E3\"$
\n" ); document.write( "Stone : $\"5X=5%286%29=30+\"$ $\"m%5E3\"$ \r
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