Posted by roshani on Wednesday, July 2, 2014 at 6:31am.
if mary's age is x years.what will be the present age of mary's niece if her niece is 3 years less than one third of mary's age 5 years ago?

algebra  Steve, Wednesday, July 2, 2014 at 10:23am
mary's age 5 years ago is x5
1/3 of that is (x5)/3
3 less than that is (x5)/3  3
Now, that may not be the answer, since it's difficult to parse just who's how old when, with your unusual verb tenses.
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