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A wooden bookshelf has external dimensions as follows: Height = 110 cm, Depth = 25 cm, Breadth = 85 cm (see Fig. 13.31). The thickness of the plank 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 cm^2 and the rate of painting is 10 paise per cm^2, find the total expenses required for polishing and painting the surface of the bookshelf. We have found that the total expense required for polishing and painting the surface of the bookshelf is ₹ 6275.
It is given that the wooden bookshelf has external dimensions as follows: Height = 110 cm, Depth = 25 cm, Breadth = 85 cm with the thickness of the plank as 5 cm everywhere. If the external faces are to be polished and the inner faces are to be painted given the rate of polishing is 20 paise per cm² and the rate of painting is 10 paise per cm², we have found that the total expense required for polishing and painting the surface of the bookshelf is ₹ 6275.
2. 1500 families with 2 children were selected randomly, and the followin..
A wooden bookshelf has external dimensions as follows. Height = 110cm Depth = 25cm and breadth = 85cm. The thickness of the plank is 5cm everywhere. The external faces are to be
A wooden bookshelf has external dimesions as follows: HEight =110cm, Depth = 25cm, Breadth =85cm (see figure). The thickness of the plank is 5cm everywhere. The external faces are to be polished and
Assignment - Surface Area and Volumes, Class 9 Mathematics PDF Download
Punjabi] A wooden bookshelf has external dimensions as follows: Heigh
SOLVED: Please solve fast, it's an NCERT question. EXAMPLE 6. A wooden bookshelf has external dimensions as follows: Height = 110 cm, Depth = 25 cm, Breadth = 85 cm (see figure).
