The cost of carpeting a room is Rs. 10 per m2. Find out the cost of carpeting a room which is 4 m wide…
The floor area is \(4\times6=24\) m\(^2\). At Rs. 10 per m\(^2\), the cost is \(24\times10=\text{Rs. }240\). Rs. 200 would come from using the perimeter (20 m) instead of…
Choose your answer
The cost of carpeting a room is Rs. 10 per m2. Find out the cost of carpeting a room which is 4 m wide and 6 m long.
Answer and explanation
Correct answer B
The floor area is m. At Rs. 10 per m, the cost is . Rs. 200 would come from using the perimeter (20 m) instead of the area.
Practice for these exams
-
NCHM Joint Entrance Examination (NCHM JEE)