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Area of wall=3m×4m=300×400cm=120000cm sq.
Area of tile=10×12cm=120cm sq.
No of tiles=120000/120=1000 tiles.
Thus he need 1000 tiles to fit the wall.
Area of tile=10×12cm=120cm sq.
No of tiles=120000/120=1000 tiles.
Thus he need 1000 tiles to fit the wall.
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