A wooden bookshelf has external dimensions …
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A wooden bookshelf has external dimensions as follows: Height = 110 cm, Depth = 25
cm, Breadth = 85 cm [See fig.]. The thickness of the planks is 5 cm everywhere. The
external faces are to be polished and the inner faces are to be painted. If the rate of
polishing is 20 paise per and the rate of painting is 10 paise per , find the total
expenses required for polishing and painting the surface of the bookshelf
Posted by Parva Agrawal 2 years, 8 months ago
- 1 answers
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Subhra Mishra 2 years, 8 months ago
0Thank You