Answer:159
Step-by-step explanation:
ur welcome
Find the area of the room by multiplying the length by the width:
Area of room = 20 x 12 = 240 square feet.
Find the area of the tile: 2x 2 = 4 square feet.
To find the number of tiles divide the area of the room by the area of a tile:
240/4 = 60
They will need 60 tiles.
Answer:
10. 32 & 37
11. 3 & 4
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The answer is -16 and -5.