Q:
      
      
         
            
The cost of the paint is rs.36.50 per kg. if 1kg of paint covers 16sq.ft, how much will it cost to paint outside of a cube having 8 feet each side
         
       
      
      
      
          
      
      
          Answer & Explanation
         Answer: D) Rs.876         
         
Explanation: surface area of a cube= 6 x (8 x 8) = 384 sq.ft  
quantity of paint required=(384/16)=24kg  
cost of painting= 36.5 x 24 = Rs.876
       
      
      
      
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