Select the figure that will come next in the following figure series.

The following questions consist of a set of three figures X, Y and Z showing a sequence of folding of a piece of paper. Fig (Z) shows the manner in which the folded paper has been cut. These three figures are followed by four answer figures from which you have to choose a figure which would most closely resemble the unfolded form fig. (Z)

How many triangles are embedded in the figure given below?

How many circles in the figure?

A triangle piece of paper is folded and cut as shown below. Find out from the answer figures how it will appear when opened.

How many triangles in the figure?

Find the number of triangles?