how many stones with upper face dimensions 10 cm × 15cm will required to lay a path that 25m long and 12 m with
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Answer:
20000 stones
Step-by-step explanation:
The area of one stone = length x breadth
= 10 x 15
= 150 cm²
Area of the path = length x breadth
= 25 x 12
= 300 m²
1 m² = 100 x 100
= 10000 cm²
300 m² = 300 x 10000
= 3000000 cm²
Total no. of bricks = 3000000 ÷ 150
= 20000 stones
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