Answer:
The number of 2 in cubes that could fit in a 10 in box (assuming that is a cube) are 125,
Explanation:
Assuming that the box is a cube with 10 in heigh, then the volume of the cube correspond to:

Now you should know the volume of the 2 in cube as follows:

If you want to know how many cubes with 2 in each side could fit inside the box of 10 in heigh, you should to divide the volume of the bigger cube over the smaller cube:

The number of 2 in cubes that could fit in a 10 in box (assuming that is a cube) are 125.