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How many bricks, each measuring 25 cm x 11.25 cm x 6 cm, will be needed to build a wall of 8 m x 6 m x 22.5 cm?

5600
6000
6400
7200

Correct Answer: 6400

Explanation:

Number of bricks =	Volume of the wall	=	❨	800 x 600 x 22.5	❩	= 6400.
	Volume of 1 brick			25 x 11.25 x 6

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