1.

The diameter and height of a cylindrical tank are 7m and 9m respectively . If the inner side of the tank is to be painted all over what will it cost at ₹35 per square metre ?

Answer» The diameter and height of a cylindrical tank are 7m and 9m respectively . If the inner side of the tank is to be painted all over what will it cost at ₹35 per square metre ?


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