The cost of the paint is Rs 50 per kg. A kilogram paint can cover 20 square feet. How much will it cost to paint outside the cube having 20 feet each side?
A6000
B1000
C20000
D2000
A6000
B1000
C20000
D2000
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The diagonal of a square is . The diagonal of anothersquare whose area is doublethat of the first square is :
Calculate the length of the diagonal of a square if the area of the square is .