The classification is based on geometrical properties:
Conclusion: Thus, 1, 3, and 4 (Rectangle, Hexagon, Triangle) form a group, while Cuboid is different.
BRICK : MASONRY :: TILES : ________
Arun’s present age in years is 40% of Barun’s. In another few years, Arun’s age will be half of Barun’s. By what percentage will Barun’s age increase during this period?