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A wooden bookshelf has external dimensions …

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A wooden bookshelf has external dimensions as follows :h=110cm,depth=25cm,b=25cm.the thickness of the plank is 5cm everywhere.the external faces are to be polished and inner faces are to be painted .lf the rate of polishing is 20paise per cm² and the rate of painting is 10paise per cm²,find the total expenses required for polishing and painting the surface of the book shelf

Posted by Souvik Dholey 8 years, 1 month ago

CBSE > Class 09 > Mathematics

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Anjali Prasad 8 years, 1 month ago

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CBSE > Class 09 > Mathematics

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Posted by Sheikh Alfaz 5 months, 1 week ago

CBSE > Class 09 > Mathematics