a wall 18 m long, 120 cm high and 45 cm thick, is to be construed using bricks of dimensions 30cm × 15 cm × 10 cm. How many bricks will be required ?
Answers
Answered by
3
Answer: 3420
Step-by-step explanation:
Volume of wall = (120×45×18×100)cm^3
=10260000cm^3
Volume of a brick = (30×15×10)cm^3
= 3000cm^3
No of bricks = volume of wall ÷ volume of a brick
=10260000cm^3÷3000cm^3
=3420 bricks
Answered by
0
Answer: 3420
Step-by-step explanation:
Volume of wall = (120×45×18×100)cm^3
=10260000cm^3
Volume of a brick = (30×15×10)cm^3
= 3000cm^3
No of bricks = volume of wall ÷ volume of a brick
=10260000cm^3÷3000cm^3
=3420 bricks
Similar questions