document.write( "Question 256422: three families A, B & C share 495 kg rice. B gets twice as much as A and C gets thrice as much as B. how much does each family gets? \n" ); document.write( "
Algebra.Com's Answer #188588 by richwmiller(17219)\"\" \"About 
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I am happy for the rice and duck families but
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\n" ); document.write( "\n" ); document.write( "a+b+c=495
\n" ); document.write( "b=2a
\n" ); document.write( "c=3b
\n" ); document.write( "substitute 2a for b in c=3b c=3*2a
\n" ); document.write( "substitute 2a for b in a+b+c=495
\n" ); document.write( "a+2a+3*2a =495
\n" ); document.write( "9a=495
\n" ); document.write( "a=55\r
\n" ); document.write( "\n" ); document.write( "a = 55, b = 110, c = 330
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