1. Which number should come
next in this series?
25,24,22,19,15
A. 4
B. 5
C. 10
D. 14
Correct answer: C
Explanation: The pattern
decreases progressively: 1, 2, 3, 4, 5
2. Which number should come
next in this series?
3,5,8,13,21,
A. 4
B. 21
C. 31
D. 34
Correct answer: D
Explanation: 3+5=8, 5+8=13 and so on.
3. Which number should replace the
question mark?
17 
8 
5 
5 
13 
7 
5 
4 
6 
12 
6 
3 
10 
6 
4 
? 
A. 4
B. 5
C. 6
D. 7
Correct answer: A
(For each row the sum of the first two
columns is equal to the multiple of the last two columns)
4. Which number should replace the
question mark?
8 
5 
21 
35 
32 
12 
32 
28 
31 
4 
? 
28 
A. 3
B. 2
C. 6
D. 48
Correct answer: C
(For each row subtract the second column
from the first column. The result is equal to the sum of the
digits in the last column.)
