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It is given that the volume of a size 5 football is larger than that of a size 4 football by 72.8%. a) find the

It is given that the volume of a size 5 football is larger than that of a size 4 football by 72.8%.

a) find the ratio of the radius of the size 5 football to that of the size 4 football.

b) find the ratio of the radius of the surface area of the size size 5 football to that of the size 4 football.

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