Rule Detection
1. In a sequence of figures, the number of sides increases by one in each step: Triangle → Square → Pentagon → ?. Which figure comes next?
A. Hexagon
B. Heptagon
C. Octagon
D. Nonagon
A. Hexagon
2. In a pattern, each figure is formed by adding one line to the previous figure. If the first figure has 2 lines, what will the 5th figure have?
A. 4
B. 2
C. 8
D. 6
D. 6
3. In a sequence, each figure mirrors the previous one horizontally. If the first figure faces right, what will the third figure face?
A. Left
B. Right
C. Up
D. Down
B. Right
4. A pattern shows numbers of dots forming a series: 2, 6, 7, 21, 22, ?
A. 44
B. 66
C. 23
D. 21
B. 66
5.A pattern shows doubling and then subtracting 1: 3, 6, 5, 10, 9, ?
A. 8
B. 16
C. 18
D. 20
C. 18