Question

A container made up of steel sheet is in the form of a frustrum of a cone of height 16 cm with radii of its lower and upper ends as 8 cm and 20 cm respectively. Find the cost of milk, which can completely fill the container at the rate of Rs 15 per litre and the cost of the metal sheet, used if it cost R 5 per 100 cm ^2
I will give u 20 points plz help me

Answer 1

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Answer 2

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