A wooden bookshelf has external dimensions as follows: `H e igh t=110c m ,D e p t h=24 c m ,B r ... скачать в хорошем качестве

A wooden bookshelf has external dimensions as follows: `H e igh t=110c m ,D e p t h=24 c m ,B r ...

This is the Solution of Question From RD SHARMA book of CLASS 9 CHAPTER SURFACE AREAS AND VOLUMES This Question is also available in R S AGGARWAL book of CLASS 9 You can Find Solution of All Question From RD SHARMA and R S AGGARWAL book from class 6-12 on our app DOUBTNUT for Free #rdsharmasolution #SURFACEAREASANDVOLUMES #rdsharmaclass9 #class9 #cbse #rdsharma #doubtnut ==== QUESTION TEXT ==== A wooden bookshelf has external dimensions as follows: `H e igh t=110c m ,D e p t h=24 c m ,B r e a dt h=85 c m` (See Figure). The thickness of the plank is `5c m` everywhere. The external faces are to be polished and the inner face are to be painted. If the rate of polisheing is `20p a i s ep e rc m^2` find total cost of polishing === DOWNLOAD DOUBTNUT TO ASK ANY MATH QUESTION === https://doubtnut.app.link/rQna9BvIlP ==== SCORE 100% WITH DOUBTNUT ==== Doubtnut App has video solutions of ALL the NCERT questions from Class 6 to 12 (including IIT JEE). You can also ask any Math question and get a video solution for FREE from a library of more than 1 Lakh Math Videos ==== FOLLOW US ON FACEBOOK ==== Doubtnut PAGE:   / doubtnut   DOUBTNUT IIT JEE Group:   / 251747588948573   ==== WATCH DAILY LIVE CLASSES ON YOUTUBE ==== 5:30 PM - Class 9 6:30 PM - Class 10 7:15 PM - Class 11 8:15 PM - Class 12 9:15 PM - Class 13 (DROPPERS)