Introduction
Number Series questions test your ability to identify patterns and relationships between numbers. These questions help improve logical thinking, pattern recognition, and problem-solving skills.
Question 1
Find the next number:
2, 4, 8, 16, 32, ?
A) 48
B) 56
C) 64
D) 72
Answer
C) 64
Explanation
Each number is multiplied by 2.
2 × 2 = 4
4 × 2 = 8
8 × 2 = 16
16 × 2 = 32
32 × 2 = 64
Question 2
Find the next number:
5, 10, 15, 20, 25, ?
A) 28
B) 30
C) 35
D) 40
Answer
B) 30
Explanation
Each number increases by 5.
25 + 5 = 30
Question 3
Find the next number:
1, 4, 9, 16, 25, ?
A) 30
B) 34
C) 36
D) 49
Answer
C) 36
Explanation
These are perfect squares:
1², 2², 3², 4², 5²
Next:
6² = 36
Question 4
Find the next number:
3, 6, 12, 24, 48, ?
A) 72
B) 84
C) 96
D) 108
Answer
C) 96
Explanation
Each number is multiplied by 2.
48 × 2 = 96
Question 5
Find the next number:
10, 20, 30, 40, 50, ?
A) 55
B) 60
C) 65
D) 70
Answer
B) 60
Explanation
Each number increases by 10.
50 + 10 = 60
Key Learning
Common number series patterns include:
Addition
Subtraction
Multiplication
Division
Squares
Cubes
Always check simple patterns first.
Practice Tip
Look at the difference between consecutive numbers before trying more advanced methods.
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