A cube is painted on all faces and cut into 27 equal cubes. How many smaller cubes have exactly two painted faces?

A cube is painted red on all its faces and then cut into 27 smaller cubes of equal size. How many small cubes will have exactly two faces painted?

A 4-inch cube is painted on all faces and cut into 1-inch cubes. How many cubes have exactly two painted faces?

A plank of wood 4.25 m long and 3.4 m wide is to be cut into square pieces of equal size. How many square pieces of largest size can be cut from the plank, if no wastage is allowed ?

A solid cube is cut into two cuboids of equal volume. What is the ratio of total surface area of the given cube to that of one of the cuboids ?

If all the sides of a parallelogram are equal and one angle is a right angle, then it is called as