8. How many tiles, each measuring 3m by 1.5 m, are required to cover a rectangular hall 18 m long and 5 m broad ? Find the cost of the tiles at ₹ 38 per tile.
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Answered by
2
Answer:
760 rupees
Step-by-step explanation:
no of tiles =area of hall/area of 1 tile
18*5/3*1.5=4*5=20
cost=cost of 1 tile*no of tiles
20*38=760
Answered by
6
area of tile =3×1.5=4.5
area of hall =18×5=90
no. of tiles=90÷4.5=20
cost=38 x20 =760 rupees
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