Q5Short answerExercise 13.4
2 m on the ground? (ii) Find the volume of the cone. 4. The water for a factory is stored in a hemispherical tank whose internal diameter is 14 m. The tank contains 50 kilolitres of water. Water is pumped into the tank to fill to its capacity. Calculate the volume of water pumped into the tank. 5. The volumes of the two spheres are in the ratio 64 : 27. Find the ratio of their surface areas.
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16 : 9