CSATNumber System & SeriesSequence Pattern Reasoning2023

What is the middle term of the sequence Z, Z, Y, Y, Y, X, X, X, X, W, W, W, W, W, . . ., A?

A

H

B

I

C

J

D

M

Correct Answer: Option B

Explanation

1. **Analyze the Pattern:** The sequence starts with Z appearing 2 times, Y appearing 3 times, X appearing 4 times, and so on. The frequency of appearance increases by 1 for each subsequent letter as we go backward from Z to A. 2. **Define the Series

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