document.write( "Question 1024366: A mother is 20 years older then her daughter. A. If the daughter is y years old, how old is the mother. Interms of y, how old was the daughter is 4 years ago? Interms of y how old was the mother 4 years ago and four years ago the ratio of their ages was 7:3 find the percentage of the daughter. \n" ); document.write( "
Algebra.Com's Answer #639947 by addingup(3677)\"\" \"About 
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mother; m
\n" ); document.write( "Present:
\n" ); document.write( "m = y+20
\n" ); document.write( "4 years ago:
\n" ); document.write( "m-4 = (y+20)-4
\n" ); document.write( "Ratio 7:3:
\n" ); document.write( "Daughter = 30%
\n" ); document.write( "mother = 70%
\n" ); document.write( "
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