Three years ago, the average age of A, B and C was 29 years. If the average age of B and C, 5 years ago, was 23 years, then what is the present age (in years) of A?
The diameter of the base of a solid right circular cone is 22 cm and its height is 60 cm. The cost of polishing its curved surface at Rs. 1.40 per cm² is: (Take π = 22/7)
Which of the following Indian festivals is celebrated by suspending a pot containing butter, curd, etc. high above the ground with people trying to break it by forming human pyramids?