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andreev551 [17]
4 years ago
6

The floor of a rectangular room will be tiled with square tiles that measure 3 inches on each side. The room is 109 inches long

and 103 inches wide. How many tiles, including parts of tiles, are needed to complete the job?
Mathematics
2 answers:
Alenkasestr [34]4 years ago
6 0

109 *103 = 11227 square inches

tile = 3^2 = 9 square inches

11227/9 = 1247.44 tiles are needed.

 you can't buy a partial tile so you would need 1248 tiles

julsineya [31]4 years ago
5 0

Answer:

We need 1248 tiles to complete the job.

Step-by-step explanation:

First we have to get the area of the  room and the area of each tile

Area = long x wide

Room Area = 109 x 103 = 11227 square inches

Tile area = 3 x 3 = 9 square inches

To get how many tiles we need, we must divide the room area by the tile area

Q=11227/9= 1247,44 ≅1248

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