1. 

Group the given figures into different classes on the basis of their orientation, shape etc.

grouping-of-figures-non-verbal-reasoning-introduction---grouping-of-figures-problems
A. (4, 7, 9), (2, 5, 8), (1, 3, 6)
B. (1, 3, 8), (2, 4, 6), (5, 7, 9)
C. (1, 4, 6), (2, 3, 7), (5, 8, 9)
D. (3, 5, 4), (1, 6, 9), (2, 7, 8)

Answer: Option B

Explanation:

1, 3 and 8 form a group of figures which contain one geometrical figure.
2, 4 and 6 form a group of figures in which one figure is enclosed inside another figure.
5, 7 and 9 form a group of figures in which two figures are attached with one another.