How much space is filled in cubic close packing?
24%
94%
74%
34%
Cubic close packing is highly efficient and 74% space in the crystal is filled.
To fill a 4 m wide, 8 m long and 3 m deep sand box, how much sand do you need?
If two cardboard boxes occupy 500 cubic centimetres space, then how much space is required to keep 200 such boxes?