10. A container in the shape of a frustum of a cone having diameters o – InterviewSolution

1.	10. A container in the shape of a frustum of a cone having diameters of itsheight 14 cm, istwo circular faces as 35 cm and 30 cm and verticalcompletely filled with oil. If each cm of oil has mass 1.2 g, then find thecost of oil in the container if it costs R 40 per kg.[CBSE 2009c]
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