in four years time khairul's mother will be three times as old as khairul.six years ago,his mother was seven times as old as him.find:khairul's present age,the age of his mother when he was born
In four years time khairul's mother will be three times as old as khairul.Six years ago,his mother was seven times as old as him.find:khairul's present age,the age of his mother when he was born
