Find the missing number in the questions 18=10+___ Then write a story that matches the problem
2 answers:
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That's we can solve by using a combination algorithm: 
Answer:
Two boxes will cost The cost of one tile is approximately
Step-by-step explanation:
Note that 1 ft = 12 in, then
The area of the floor is
Now
then
144 sq. in - 1 tile,
9540 sq. in - x tiles.
Mathematically,
tiles is needed to cover the floor (67 full tiles).
Each box of tiles contains 45 tiles, so Cristina has to buy 2 boxes. These two boxes will cost The cost of one tile is approximately