Math, asked by Muski9239, 1 year ago

a brick measures 30cm x 10cm x 7 1/2cm.how many bricks will be required for a wall 30m long 2m high and 75 cm thick?

Answers

Answered by kalpik

2

Answer:

Step-by-step explanation:

Let n be the no.of bricks

l b hXn=L B H

30X10X15/2X n=3000X200X15

n=30000

Answered by kushihappy2327

2

volume of the wall is45.and volume of one brick is 0.00225.so no.of brick needed is 20000

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