document.write( "Question 280531: The sum of three numbers is 70. if the ratio of the first to the second is 3/4 and the ratio of the second to third is 4/7 , then the second number is \r
\n" ); document.write( "\n" ); document.write( "A 12 b 16 c 20 d 24 e none of these
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Algebra.Com's Answer #203897 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
3x+4x+7x=70
\n" ); document.write( "14x=70
\n" ); document.write( "x=5
\n" ); document.write( "15+20+35=70
\n" ); document.write( "the second number is \"c 20\"
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