A solid cube of 4 inches has been painted red, green and black on pairs of opposite faces. It has been cut into one inch cubes. How many cubes have only 3 faces painted?

NA

All the elements moves anti clock wise.

As we know that the mirror image always be opposite the original image across the given line. Given image will become opposite to the given line xy.As shown in given below .

As per above given question figure ,
we can say that the mirror image always be opposite the original image across the given line. Given image will become opposite in mirror across the given line XY.

NA

The movement of designs from first figure to second figure can be shown as :

Upper part will go down in opposite direction in water image.

Upper part will go down in opposite direction in water image.