1. Look at this series: 7, 10, 8, 11, 9, 12, ... What number should come next?
A. 7
B. 10
C. 12
D. 13
Answer Option B
Explanation:
This is a simple alternating addition and subtraction series.
In the first pattern, 3 is added; in the second, 2 is subtracted.
2.Look at this series: 36, 34, 30, 28, 24, ... What number should come next?
A. 20
B. 23
C. 26
D. 22
Answer Option D
Explanation:
This is an alternating number subtraction series. First, 2 is subtracted, then 4, then 2, and so on.
3. Look at this series: 22, 21, 23, 22, 24, 23, ... What number should come next?
A. 22
B. 24
C. 25
D. 26
Answer Option A
Explanation:
In this simple alternating subtraction and addition series; 1 is subtracted, then 2 is added, and so on.