SOLUTION: A kitchen floor measures 13 feet 5 inches wide by 15 feet 9 inches long. The floor is being covered with tiles that are 7-inch squares. How many tiles must be bought to cover the f
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Question 669382: A kitchen floor measures 13 feet 5 inches wide by 15 feet 9 inches long. The floor is being covered with tiles that are 7-inch squares. How many tiles must be bought to cover the floor?
What is the correct way to start this? And How do you solve it? Thank You!
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
First, I would convert the dimensions to inches.
--------
13 ft 5 in = in
15 ft 9 in = in
--------
Note that
and
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So you've got 23 tiles along one wall and
25 and 5/7 of a tile along the other wall
is the number of whole
7" tiles you need
Now you need 23 more tiles which you will
cut 2/7 off to get the 5/7 you need
---------
So now you have 575 + 23 = 598 tiles
which is the number you must buy
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