Find the number of bricks to be laid in a square path of side 18 cm, if the side of each brick is 3 cm ( A ) 32 ( B ) 36 ( C ) 46 ( D ) 42
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Answer:
Opt. b) 36
Step-by-step explanation:
To find: number of bricks to be laid
Area of square path = 18 × 18 cm²
Area of each brick = 3 × 3 cm².
.°. Number of bricks = Area of path / Area of each brick.
= (18 × 18) / (3 × 3)
= 324 / 9
= 36
Therefore, Number of bricks to be laid in square path = 36.
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