How many bricks each measuring 30cm x 12cm x 10cm, will be needed to build a wall 6m x 4m x 20.5m Choose the correct choice from the following.
A) 5655 B) 1366 C) 6444 D) 7266 E) None of these
Explanation:   no. of bricks= volume of the wall/volume of 1 brick = (600 x 400 x 20.5) / (30 x 12 x 10) = 1366   Answer: 1366
<result>B</result>
How many bricks each measuring 30cm x 12cm x 10cm, will be needed to build a wall 6m x 4m x 20.5m