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29. Veena wants to make a cuboidal box with length 8cm, width 7 cm and height 6 cm, using 1 cubic cm cubes. What is the number of cubes she would require to make the box?
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- the volume is (8*7*6) cm^3
the volume of one box is 1 cm^3
the no is (8*7*6)=336 - 11 years agoHelpfull: Yes(22) No(0)
- number of cubes required=volume of cuboid/volume of cube
=8*7*6/1*1*1
=336 - 11 years agoHelpfull: Yes(8) No(0)
- ANS is:49 cubes
it is not solid cube so we have 6 face and we require sheet for that so ans is :
{2(8*7)+2(7*6)+2(8*6)}/6*(1*1)=146/3=>48.6=49 cubes - 11 years agoHelpfull: Yes(3) No(5)
- equating the volumes of the cuboidal box with the vol of cubes req to fill it,
8*7*6=1*1*x {whr x is the no of cubes req}
solving we get x=336 - 11 years agoHelpfull: Yes(2) No(0)
- vol. of cuboid=8*7*6
vol.of cube=1*1*1
the no. of cube required=8*7*6/1*1*1
=336 - 11 years agoHelpfull: Yes(2) No(0)
- its cuboidal box not perfect cube.so it wii be (336-(6*5*4))/1
- 11 years agoHelpfull: Yes(0) No(0)
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