A shop sells 2 brands of sunflower seeds.

Brand A’s package is in the shape of a cone with radius 2.5 centimeters and height 10 centimeters.

Brand B’s package is in the shape of a square prism. The prism’s height is 2.5 centimeters, and each side of the base measures 5 centimeters.

Which package contains more seeds? Explain or show your reasoning.