Find the number of bricks required to build a square path of side 60
if the side of each square shaped brick is 20 cm.
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Answer:
Area of path = 60 x 60 sq. cm.
Area of each brick = 20 × 20 sq. cm.
Therefore, number of bricks = area of path ÷ area of each brick.
= (60 x 60) ÷ (20 × 20)
= 36 ÷ 4
= 9
Therefore, number of bricks = 9.
Explanation:
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