A rectangular floor 18 feet x 10 feet is to be covered with carpeting that costs x Rs/Sq Yard. In terms of x how many Rupees will the carpeting cost?
Answer: 20x
Explanation
Area of the rectangular floor = Length x Width = 18 feet x 10 feet = 180 square feet
Since there are 9 square feet in a square yard, the area in square yards is:
180 square feet / 9 = 20 square yards
The cost of carpeting = Area x Rate = 20 square yards x x Rs/Sq Yard
So, the cost of carpeting is: 20x
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