The numerator of a fraction is 6 less than the denominator.

The numerator of a fraction is 6 less than the denominator. If 3 is added to the numerator then the fraction becomes equal to the 2/3. Find the original fraction.
seema had a wire of some length. after making a square of side 4cm with it 5cm wire left. find the length of wire seema had
a confectioner had some boxes for burger and he bought 50 more boxes. after 2 days half of these boxes were used and only 40 boxes were left. find the number of boxes he had in the beginning.