9. How many paving stones each measuring 1 m by 90 cm are required to pave a 60 metres by 3 metres ? 3 10. A marble tile measures 10 cm * 12 cm. How many tiles will be required to cover a wall of size 3 m * 4 m? What will be the total cost of the tiles at the rate of ₹ 10 per tile?
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Answer:
Marble idk sorry
Step-by-step explanation:
I don't know
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