How many cubes are there which have only face coloured?

How many small cubes which are two surface coloured ? 

Number of small cubes which have at least one surface green? 

How many cubes have three face colored?

The number of cubes which are at least one surface coloured ? 

How many cubes are there of which no side is coloured ? 

The number of small cubes that are coloured with single surface? 

The number of small cubes coloured with only green?