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An open box is made of wood 3 cm thic...

An open box is made of wood 3 cm thick. Its external length, breadth and height are 1.48m, 1.16m and 8.3 dm.  Find the cost of painting the inner surface of Rs. 50 per sq. metre.

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An open box is made of wood 3cm thick.Its external length,breadth and height are 1.48m,1.16m and 8.3dm. Find the cost of painting the inner surface of Rs.50 per sq.metre.

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RS AGGARWAL-VOLUME AND SURFACE AREAS-All Questions
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