A cuboidal room is half as long again as it is broad. The cost of carpeting the room at rupees 5 per square metre is rupees 480 and the cost of papering the walls with coloured paper at rate of rupees 3 per square metre is rupees 360. Find the dimensions of the room?

Dear Student,

Here is the link for the answer similar to your query:   
https://www.meritnation.com/ask-answer/question/cost-of-carpeting-the-room-at-rs-3-25-per-m2-is-rs-175/surface-areas-and-volumes/3363503  

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