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The floor of a hall measures \[20\,m\]by \[20\,m\]. A carpet is placed on the floor from wall to wall. What is the cost of the carpet if \[1\,{{m}^{2}}\] of costs \[Rs.\,50\]and for every \[1{{m}^{2}}\]of carper laid, \[\frac{1}{5}\,{{m}^{2}}\] of carpet material is wasted in cutting and laying?

7th Class Mathematics in 7th Class 10 months ago

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(a): Effectively, \[\frac{4}{5}\,{{m}^{2}}\] costs \[Rs.50\] \[\therefore \] COST of \[400\,{{m}^{2}}\,(20\times 20)\] \[=\frac{Rs.\,\,50\times 5}{4}\times 400=25000\]

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Posted on 11 Sep 2024, this text provides information on 7th Class related to Mathematics in 7th Class. Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.

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The floor of a hall measures \[20\,m\]by \[20\,m\]. A carpet is placed on the floor from wall to wall. What is the cost of the carpet if \[1\,{{m}^{2}}\] of costs \[Rs.\,50\]and for every \[1{{m}^{2}}\]of carper laid, \[\frac{1}{5}\,{{m}^{2}}\] of carpet material is wasted in cutting and laying?

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