How many such 5's are there in the given arrangement each of which is immediately preceded by a symbol and immediately followed by an alphabet?

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Understand the Problem

The question is asking how many instances of the number '5' are immediately preceded by a symbol and immediately followed by an alphabet in the given sequence of characters.

Answer

1
Answer for screen readers

The total number of valid instances of '5' is 1.

Steps to Solve

  1. Identify the sequence of characters We have the sequence: W 6 5 T @ 5 # 5 B 3 5 % G 5 + K V.

  2. Locate the occurrences of the number '5' The number '5' appears at the following positions in the sequence:

    • Position 3: 6 5 T
    • Position 6: @ 5
    • Position 8: # 5
    • Position 10: 3 5
    • Position 12: % G 5
    • Position 14: + K 5
  3. Check conditions for each occurrence of '5' Now we check each occurrence to see if it is preceded by a symbol and followed by an alphabet:

    • Position 3 (6 5 T): Preceded by number (not a symbol) and followed by T (alphabet).
    • Position 6 (@ 5): Preceded by @ (symbol) and followed by nothing (not an alphabet).
    • Position 8 (# 5): Preceded by # (symbol) and followed by B (alphabet) - this is valid.
    • Position 10 (3 5): Preceded by number (not a symbol) and followed by nothing (not an alphabet).
    • Position 12 (% G 5): Preceded by % (symbol) and followed by G (alphabet) - this is valid.
    • Position 14 (+ K 5): Preceded by + (symbol) and followed by nothing (not an alphabet).
  4. Count valid occurrences So far, we have identified only one valid '5':

    • Position 8: # 5 B
  5. Final count Thus, the total number of '5's that fulfill the requirement is 1.

The total number of valid instances of '5' is 1.

More Information

In this case, we found only one '5' that was immediately preceded by a symbol and followed by an alphabet. This highlights the importance of closely analyzing conditions in pattern matching problems.

Tips

  • Misidentifying characters: Ensure you clearly differentiate between numbers, symbols, and letters.
  • Overlooking characters: Double-check all instances of '5' to ensure none are missed.

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