Knowing the dimensions of the room, you can identify that it the floor is rectangular.
The area of a rectangle can be calculated with this formula:
Where "l" is the length and "w" is the width.
In this case you can identify that:
Substituting values into the formula, you get that the area to be carpeting is:
You know that the carpet is priced at $5.30 per square foot. Then, in order to find how much the carpet will cost, you can multiply the price per square foot by 168:
The answer is: It will cost $890.4