If a mirror is placed on the line AB, then which of the answer figures is the right image of the given figure?

Find the number of triangles in the given figure: 

Find out the number of circles in the given figure:

Direction: - A piece of paper is folded and punched cut as shown below in the question figures. From the given answer figures indicate how it will appear when opened.
 

In each of the following questions, find out which of the answer figure from the pieces given in problem figure.

Select a figure from amongst the Answer Figures which will continue the same series as established by the five Problem Figures.

Study the following figures and find out the number opposite to 2.

A solid cube is made using 64 small cubes. How many of these small cubes are not visible at all -