document.write( "Question 175111: Which one of the following statements expresses a true proportion? 1. 2:3 = 3:2
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document.write( "2. 14:6 = 28:18
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document.write( "3. 3:5 = 12:20
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document.write( "4. 42:7 = 6:2 \n" );
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Algebra.Com's Answer #130194 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Which one of the following statements expresses a true proportion? 1. 2:3 = 3:2 \n" ); document.write( "2. 14:6 = 28:18 \n" ); document.write( "3. 3:5 = 12:20 \n" ); document.write( "4. 42:7 = 6:2 \n" ); document.write( "--------------- \n" ); document.write( "Only #3 does.\r \n" ); document.write( "\n" ); document.write( "Multiply the outsides by the insides (means times extremes). They have to be equal if it's a proportion. \n" ); document.write( "For #3, 3*20 = 5*12 \n" ); document.write( " \n" ); document.write( " |