A rectangular floor will be completely covered with square tiles, each of which has sides of length 6 inches. If tiles are laid side by side with no space between them and no tiles are cut. then the number of tiles needed to cover the floor is 1.080.
Which of the following could be the dimensions of the floor? (Note: 12 inches- 1 foot.)
A . 15 feel by 9 feet
B . 15 feet by 18 feet
C . 30 feet by 18 feet
D . 30 feet by 36 feet
E . 45 feet by 36 feet
Answer: B
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