vishnu is three times as old as his sister pinki. three years ago, he was two years less than four times the age of his sister. find their present ages.was two years less than four times the age of his sister find their present ages.
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Vishnu age is 3x pinki age is x
three years ago,
3x-3=4x-12
-3+12=4x-3x
9=x
three years ago,
3x-3=4x-12
-3+12=4x-3x
9=x
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