document.write( "Question 881316: When I was 10 my sister was half my age, now I'm 20. How old is my sister? \n" ); document.write( "
Algebra.Com's Answer #532132 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
When I was 10 my sister was half my age
\n" ); document.write( "------
\n" ); document.write( "So your sister is 5 years younger than you.
\n" ); document.write( "====================================================\r
\n" ); document.write( "\n" ); document.write( "now I'm 20. How old is my sister?
\n" ); document.write( "Ans: 20-5 = 15 yrs
\n" ); document.write( "================================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "-------------------
\n" ); document.write( "
\n" );