Question

8. Dimensions of a brick are 30 cm x 10 cm x 2 cm. It weighs
3.25 kg. Calculate the density of the brick material in S.I.
unit.
1​

Answer 1

Answer:

Given dimension of bricks= 30cm×10cm×15/2cm

volume of walls= 30m×2m×3/4m

convert it into cm

300×200×75= 4500,000

and volume of one brick= 30×10×15/2=2250cm

now required bricks= volume of walls/ volume of one brick=4500,000/2250=2000

your answer is 2000 bricks

hope it help you... plz mark it as brainliest

Answer 2

Answer:

5.41g/cm^3

Explanation:

i hope i have answered it rightly