A brick measures 20 cm * 10 cm * 7.5 cm how many bricks will be required for a wall 27 m * 2 m * 0.75 m? Choose the correct choice from the following:
A) 29798 B) 27908 C) 78902 D) 25000 E) 27000

Rationale: 27 * 2 * 0.75 = 20 / 100 * 10 / 100 * 7.5 / 100 * x 27 = 1 / 100 * x = > x = 27000 answer : e
Answer: E