For a cylinder and a cone, the ratio of the circumference of the bottom surface is 2:3, the ratio of their volume is 5:6, and the simplest integer ratio of the height of the cone and the cylinder is () A. 54:23B. 54:2C. 15:8D. 8:5

The simplest integer ratio of the height of a cone to a cylinder is: [6 × 3 △ 32]: (5 △ 22), = 2:54, = 8:5; therefore, D

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