Andy had a snowball (a perfect sphere) with a radius of
3 cm3 \text{ cm}
3 cm
3, start text, space, c, m, end text
. He wanted the snowball to be bigger, so he spent
44
4
4
seconds packing more snow onto it. Each second he spent packing, the snowball's radius increased by
0.25 cm0.25 \text{ cm}
0.25 cm
0, point, 25, start text, space, c, m, end text
.
What is the ratio of the current volume of the snowball to the original volume of the snowball?