document.write( "Question 918159: The length, width and height of a hall are in the ratio 7 : 4 : 2 and the height is 18 metres. What is the width in metres? \n" ); document.write( "
Algebra.Com's Answer #556927 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi
\n" ); document.write( "length, width and height of a hall are in the ratio 7 : 4 : 2
\n" ); document.write( "Let x represent the constant of proportionality
\n" ); document.write( "2x = 18m
\n" ); document.write( "x = 9m
\n" ); document.write( "w = 4x = 12m \"4%2A9\"
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