"Find the cost of plastering the inner surface   of a well at Rs. `9. 50\ p e r\ m^2,` if it
Channel: Doubtnut
Date: 05/07/2020

"Find the cost of plastering the inner surface
 
  of a well at Rs. `9. 50\ p e r\ m^2,`
 if it is 21m deep and diameter of its top is 6m."