How should I calculate the quantity of brick per cum? - Quora
Answer (1 of 2): Assuming size of bricks= 190 x 90 x 90mm generally mortar thickness between bricks alround=10mm. Hence size of one brick with mortar alround=200 x 100 x 100mm. Volume of one brick with mortar= 0.02 x 0.01 x 0.01= 0.002 cum. No. of Bricks=Volume of Brick work(1cum here)/0.002 ...