Decoding the Pattern: NOT to 141520

The question asks us to find the code for the word "EMBLEM" based on the given pattern that "NOT" is coded as "141520". To solve this coding problem, we first need to understand the rule or pattern applied to get "141520" from "NOT".

Analyzing the Code for NOT

Let's look at the letters in "NOT" and their positions in the standard English alphabet:

• N is the 14th letter.
• O is the 15th letter.
• T is the 20th letter.

Now, let's compare these positions with the given code "141520". If we concatenate the numerical positions of the letters N, O, and T (14 followed by 15 followed by 20), we get 141520.

So, the pattern is: Each letter in the word is replaced by its alphabetical position, and these numerical positions are written sequentially without any separator.

Applying the Pattern to EMBLEM Coding

Now that we've discovered the coding rule, let's apply it to the word "EMBLEM". We need to find the alphabetical position for each letter in "EMBLEM".

Now, let's write these numerical positions one after another to get the code for "EMBLEM":

• E → 5
• M → 13
• B → 2
• L → 12
• E → 5
• M → 13

Concatenating these numbers gives us: 513212513.

Comparing with Options

Let's compare our derived code 513212513 with the given options:

• Option 1: 513312513 (Incorrect, the second M is 13, not 3)
• Option 2: 513212514 (Incorrect, the last M is 13, not 14)
• Option 3: 523212513 (Incorrect, the first M is 13, not 2, and B is 2, not 3)
• Option 4: 513212513 (Matches our derived code)

Therefore, the code for EMBLEM is 513212513.

Revision Table: Coding Pattern Summary

Understanding the core concept is key. Here's a quick look at the pattern:

Additional Information: Letter Coding Techniques

Coding-decoding questions often involve patterns related to alphabetical positions. Here are a few common techniques:

• Alphabetical Position: Using the standard 1-26 position (A=1, B=2, ..., Z=26). This is what was used in this problem.
• Reverse Alphabetical Position: Using positions from the end (A=26, B=25, ..., Z=1).
• Adding/Subtracting a Number: Shifting letters by a fixed number (e.g., A becomes C by adding 2 positions).
• Opposite Letters: Using pairs of letters that are equidistant from the start and end of the alphabet (A is opposite Z, B is opposite Y, etc.).
• Consonants/Vowels: Separate rules might apply to vowels and consonants.
• Sum/Product of Positions: Sometimes, the code might be a sum or product of the letter positions, especially for shorter words.

Practicing with different types of patterns will help you quickly identify the logic in coding-decoding problems.