Sabina wants to cover the floor of the room of length 4m and breadth 3m by square tiles. If each square tile is of side 20 cm, then find the number of tiles required to cover the floor of her room.
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Step-by-step explanation:
length of room=4m=400 cm
breath of room=3m=300cm
area of room=400*300=120000sqcm
area of square tile= 20*20=400sqcm
no of tiles required to cover the floor=120000/400=300
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