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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

 Feb 18, 2020
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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

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 Feb 18, 2020

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