Question

solve this question
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Answer 1

Answer:

Step-by-step explanation:

It's very easy and good question

See first you find out the volume of brick. L X B X H

30cm X 22cm X 12cm

Then find out the volume of 4 walls :

2h(l+b)

1m=100cm

Therefore

The value we get is

2600

120

1000

Then find out the LSA

then. 30 x22 x12x N=2600x 120x 1000

Then you will get the no of brick