Two years ago, the ratio of the ages of a mother and her daughter was

1.	Two years ago, the ratio of the ages of a mother and her daughter was 8: 1.After two years, the ratio of thetr ages will be 4 1. Today how many years isthe mother elder than her daughter?
Answer» Let present age of mother be x and daughter be yx-2/y-2=8/1x-2=8y-16x-8y=-14.......(1) x+2/y+2=4/1x+2=4y+8x-4y=6….......(2) Subtract equation 1 from 24y=20y=5x=6+4(5)=6+20=26Mother is (26-5) total 21 years elder than her daughter

Two years ago, the ratio of the ages of a mother and her daughter was 8: 1.After two years, the ratio of thetr ages will be 4 1. Today how many years isthe mother elder than her daughter?

Answer»

Let present age of mother be x and daughter be yx-2/y-2=8/1x-2=8y-16x-8y=-14.......(1)

x+2/y+2=4/1x+2=4y+8x-4y=6….......(2)

Subtract equation 1 from 24y=20y=5x=6+4(5)=6+20=26Mother is (26-5) total 21 years elder than her daughter