document.write( "Question 1139224: My sister was a quarter of my age when i was 14 years old. She is now 21 years old; How hold i am? \n" ); document.write( "
Algebra.Com's Answer #757002 by Theo(13342)\"\" \"About 
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when you were 14 years old, your sister was 1/4 your age.
\n" ); document.write( "that makes her 14/4 = 3.5 years old when you were 14 years old.\r
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\n" ); document.write( "\n" ); document.write( "she is now 21 years old.
\n" ); document.write( "that makes her 21 - 3.5 = 17.5 years older than when she was 3.5 years old.
\n" ); document.write( "that makes you 14 + 17.5 = 31.5 years old now.\r
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\n" ); document.write( "\n" ); document.write( "your solution is that you are now 31.5 years old.\r
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