10,14,16,18,21 ,24,26

Options

A. 26
B. 24
C. 21
D. 18

Answer

To determine the odd number out in the series 10, 14, 16, 18, 21, 24, 26, we can analyze the numbers based on their properties (even or odd).

### Step-by-Step Solution:

1. **List the Numbers**: Write down the series clearly.
- Series: 10, 14, 16, 18, 21, 24, 26

2. **Identify Even and Odd Numbers**: Classify each number as either even or odd.
- Even Numbers: 10, 14, 16, 18, 24, 26
- Odd Number: 21

3. **Count the Even and Odd Numbers**:
- Count the even numbers: 10, 14, 16, 18, 24, 26 (Total: 6 even numbers)
- Count the odd numbers: 21 (Total: 1 odd number)

4. **Determine the Odd One Out**: Since all numbers except one are even, the odd number out is the one that does not fit the pattern.
- The odd number in the series is 21.

5. **Conclusion**: The odd number in the series is 21.

### Final Answer:
The odd number out in the series is **21**.

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