Mathematics
The external dimensions of a closed wooden box are 27 cm, 19 cm and 11 cm. If the thickness of the wood in the box is 1.5 cm; find :
(i) volume of the wood in the box;
(ii) the cost of the box, if wood costs ₹ 1.20 per cm3;
(iii) number of 4 cm cubes that could be placed into the box.
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