1.

A hemispherical bowl made of brass has inner diameter of 10.5 cm. Find the cost of tin - plating it on the inside at the rate of Rs. 4 per 100cm2.

Answer»

A hemispherical bowl made of brass has inner diameter of 10.5 cm. Find the cost of tin - plating it on the inside at the rate of Rs. 4 per 100cm2.



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