Answer: There are 160 plastic cubes that can fit into the box.
Explanation:
Since we have given that
Length of box = 4 ft
Width of box = 212 ft
Height of box = 2 ft
As we know that the formula for "Volume of cuboid":

And we have
Edge length of each plastic =

As we know that the formula for "Volume of cube":

So, Number of plastic cubes can fit into the box is given by

Hence, there are 160 plastic cubes that can fit into the box.