How many bricks, each measuring 40 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?	Choose the correct choice from the following options:
A) 1400  B) 2400  C) 4000  D) 7000  E) 3400

Rationale: "number of bricks = volume of the wall / volume of 1 brick = ( 800 x 600 x 22.5 ) / ( 40 x 11.25 x 6 ) = 4000 answer : c"
Answer: C