Solve problems concerning real-world situations with the volumes of cones, cylinders, and spheres.
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Manuel bought a balloon (that is a perfect sphere) with a radius of 2, space, c, m. He wanted his balloon to be bigger, so he blew 2 big breaths of air into the balloon. Each big breath increased the balloon's radius by 1, space, c, m.
What is the ratio of the current volume of the balloon to the original volume of the balloon?
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