Question

how many bricks each 22 cm by 10 cm by 7cm required for a wall 11m long , 3.5m high & 40 cm thick ​

Answer 1

Answer: 1000 bricks were required to build the wall. Step-by-step explanation: Given : Bricks of size 22cm, 10cm, 7cm are required to construct a wall 11m long, 3.5m gh and 40cm tck ,if the cement and sand used in the construction occupy (1/10)th part of the wall.

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Answer 2

Answer:

1000 bricks were required to build the wall.

Step-by-step explanation:

Given : Bricks of size 22cm, 10cm, 7cm are required to construct a wall 11m long, 3.5m gh and 40cm tck ,if the cement and sand used in the construction occupy (1/10)th part of the wall.

To find : How many bricks were used?

Solution :

Brick size 22cm, 10cm, 7cm

Volume of the brick is  

Wall size 11 m long,  3.5m gh and 40cm tck

Convert into same unit,

1 m=100 cm

Length 11 m = 1100 cm

Height 3.5 m=350 cm

Width = 40 cm

Volume of the wall is  

According to question,

Therefore, 1000 bricks were required to build the wall.