Question

A brick measures 22 cm * 1 cm * 4.5 cm . How many cubic metres will 10, 000 such bricks occupy ? ​

Answer 1

Answer:

search-icon-header

Search for questions & chapters

search-icon-image

Class 11

>>Applied Mathematics

>>Numerical Applications

>>Mensuration

>>A brick measures 20 cm × 10...

Question

Bookmark

A brick measures 20cm×10cm×5cm. How many bricks would be required to build a wall of 10m×15m×0.2m. ?

Easy

Solution

verified

Verified by Toppr

Dimension of brick are =20cm×10cm×5cm

volume of 1 brick =20×10×5=1000cm

3

Dimension of wall =10m×15m×0.2m

volume of wall =10×15×0.2=30m

3

now no. of brick requried to make wall =

volumeof1brick

volumeofwall

no. of bricks =

1000m

3

30m

3

=

1000

30

×10

6

=30×10

3

[no. of bricks =30,000 bricks.]