a floor measuring 5 metre by 1.5 metre is to be covered with tiles of area 25 CM^2 is how many times will be need it
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Answer:
Number of tiles=Area of floor/area of tiles
1cm^2=1/100m^2
25=25/100
0.25cm^2
Therefore area of tiles=0.25m^2
Area of floor=5×1.5
=7.5m^2
Number of tiles=7.5/0.25
=75/2.5
=30 tiles
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