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A mason constructs a wall of dimension `270 cm xx 300 cm xx 350 cm` with the bricks each of size `22.5 cm xx 11.25 cm xx 8.75 cm ` and it is assumed that `(1)/(8)` space is coverd by the mortra. Then, the number of bricks used to construct the wall is .

A

11100

B

11200

C

11000

D

11300

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The correct Answer is:
B
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OSWAL PUBLICATION-SURFACE AREAS AND VOLUMES -NCERT EXEMPLAR (EXERCISE-13.1)
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  9. A metallic spherical shell of internal and external diameters 4 cm ...

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  10. A solid piece of iron in the form of a cuboid of dimensions (49 xx 33c...

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  11. A mason constructs a wall of dimension 270 cm xx 300 cm xx 350 cm ...

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  12. Twelve solid spheres of the same size are made by melting a solid me...

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  13. The radii the top and bottom of a bucket of slant height 45 cm are 28...

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  14. A medicine -capsule is the shape of a cylinder of diameter 0.5 cm wit...

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  15. If two solid hemispheres of same base radius r are joined together ...

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  16. A right circular cylinder of radius r cm and height h cm ( where , h ...

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  17. During conversion of a solid from one shape to another, the volume th...

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  18. The diameters of the two circular ends of the bucket are 44 cm and 24...

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  19. In a right circular cone, the corss - section made by a plane paral...

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  20. If volume of two spheres are in the ratio 64: 27, then the ratio of t...

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