Question

a wall whose height and thickness are 20 metres and 1/4 metres is to be built of bricks which length, breadth and height are 25cm, 15cm and 12cm. Find the number of bricks?.​

Answer 1

Answer:

area of the wall 280 m

area of the brick is 4.5 m 280/4.5 = 62.222

so round of and ans is 62

Step-by-step explanation:

62 bricks are needed

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