The difference between the length and breadth of a rectangle is 6 m. If its perimeter is 64 m, then its area is:
The price of 12 kg of sugar is equal to that of 6 kg of rice. The price of 10 kg of sugar and 8 kg of rice is Rs. 1040. Find the price of 1 kg of sugar.
A man who had no brother or sister, pointed out to a photo and said 'this boy is my father's son'. Who was in the photo?