Linear scale factor on Box
Enter the height, width and length of your cardboard box. Zoom in or out to see all of your blue box.
Choose a linear scale factor. Zoom in or out so that you can see all of the green box.
How many of your original blue boxes can fit onto the bottom of the new green box?
How many layers of blue boxes can you fit into the green box?
How many blue boxes fit into the green box?