Question

to construct a wall of 20m long 0.6m wide and 5m high brick of dimention 25cm×15cm×9cm× each are used if the motor occupies 1/10th of volumn of the wall, find the number of brick used​

Answer 1

Answer:

16000

Step-by-step explanation:

Volume of wall = 20×5×0.6

=60 cubic metre . In cubic centimetre it is 60,000,000

Volume to occupied by bricks =Volume of wall-volume of motor=

60,000,000-6,000,000=54,000,000

Volume of 1 brick in cubic centimetre =3375

Thus ,No. Of bricks=volume occupied by bricks

______________________

volume of 1 brick

=54,000,000

__________

3375

=16,000

Answer 2

thanku dear for your thanks...........

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