8. How many square tiles with dimension 6 cm can be fixed on a small surface whose length and breadth are 42 cm and 30 cm
respectively?
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30 tiles
Step-by-step explanation:
area of sq. tiles=6*6=36 cm
area of small surface = 42*30=1260 cm
sq. tiles that can fit=1260/36=30 tiles
thus, 30 tiles can fit in the surface
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