document.write( "Question 1014870: The ratio of a to b is 7 to 9. What's the ratio of (a+2) to (b+2)?
\n" );
document.write( "A)9:11
\n" );
document.write( "B)7:9
\n" );
document.write( "C)4:5
\n" );
document.write( "D)1:2
\n" );
document.write( "E) cannot be determined \n" );
document.write( "
Algebra.Com's Answer #631192 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! It can't be determined. \n" ); document.write( "If it is truly 7:9, it would be A if there were 16 items involved. \n" ); document.write( "But a ratio of 70:90 is 7:9, and adding 2 to each does not make a 9:11 ration but a 72:92 ratio. \n" ); document.write( " |