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Q.

Follow the below design of a house made by an architect.


Question Image

An architect wants to install the carpet all over the rooms. If the cost of carpeting is Rs 200/ m 2 , then the cost of carpeting each room is


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a

Rs. 242423.13

b

Rs. 191212.32

c

Rs. 212312.12

d

Rs. 20,001.70 

answer is D.

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Detailed Solution

Given, design of a house made by an architect with cost of carpeting as Rs. 200/m2.
Question ImageAs stated in the question,
The total area is the sum total of the area of each room, i.e.,
= 3.04×3.04+3.04×2.43+3.81×7.53+4.57×5.48+5.41×5.48 = 9.2416+7.3872+28.6893+25.0436+29.6468 =100.0085 m 2 .
Now, the cost of carpeting is Rs 200/ m 2 .
So, the cost of carpeting each room is,
=100.0085×200 =20001.7
Therefore, the cost of carpeting is Rs 20,001.70.
Hnec, the correct option is 4.
 
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