Question

raise hand whose first love became failure !!!​

Answer 1

Answer:

• A wooden blockshelf has external dimensions as follow:Height=110cm,Depth=25cm,Breadth=85cm (see attached figure).The thickness of the plank is 5cm everywhere. The external faces are to be polished and the inner faces are to be painted.If the rate of polishing is 30 paise per cm² and the rate of painting is 20 paise per cm².Find the total expenses required for polishing and painting the surface of the bookshelf

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