Calculate the number of bricks, each measuring 25 cm * 15 cm * 8 cm required to

Question

Calculate the number of bricks, each measuring 25 cm * 15 cm * 8 cm required to construct a wall of dimensions 10 m * 4 m * 5 m when 10% of its volume is occupied by mortar?

Options:

A . 4000

B . 5000

C . 6000

D . 7000

Answer: Option C

10 * 4/100 * 5 * 90/100 = 25/100 * 15/100 * 8/100 * x

10 * 20 * 90 = 15 * 2 * x =>
x = 6000

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