Pls solve 22 22. A cubical wooden box of internal edge 1 m is made of 5 cm thick wood. The box is open at the top. If the wood cost Rs 9600 per cubic metre , find the cost of the wood required to make the box.
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Inner volume = 1 x 1 x 1 = 1m³
Outer volume = 1.1 x 1.1 x 1.05 = 1.2705 m³
Cost of wood = 1.2705 x 9600 = Rs. 12196.80
Outer volume = 1.1 x 1.1 x 1.05 = 1.2705 m³
Cost of wood = 1.2705 x 9600 = Rs. 12196.80
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