If a lily pad growing on the surface of a pond, doubles in number, every minute.
And at 60 minutes, the lily pads completely covers the surface of the pond, at what minute was the pond, half covered?
If a lily pad growing on the surface of a pond, doubles in number, every minute.
And at 60 minutes, the lily pads completely covers the surface of the pond, at what minute was the pond, half covered?
