If HEAD is coded as 37 and BANK is coded as 57, then how will KITE be coded as?
91
Understanding Letter Coding Patterns
This question asks us to decode a pattern used to represent words with numbers. We are given two examples: HEAD is coded as 37, and BANK is coded as 57. We need to find the coding for KITE using the same pattern.
Let's analyze the given examples to identify the logic behind the coding.
Analyzing the Coding for HEAD
The word is HEAD. Let's consider the alphabetical position of each letter (A=1, B=2, C=3, ..., Z=26).
- H is the 8th letter.
- E is the 5th letter.
- A is the 1st letter.
- D is the 4th letter.
Let's try summing the alphabetical positions:
\(8 + 5 + 1 + 4 = 18\)
The coded value is 37. How can 18 be related to 37? We can observe that \(18 \times 2 = 36\), and \(36 + 1 = 37\). This suggests a pattern: (Sum of alphabetical positions) \(\times 2 + 1\).
Analyzing the Coding for BANK
Let's test this pattern with the second example, BANK. The alphabetical positions are:
- B is the 2nd letter.
- A is the 1st letter.
- N is the 14th letter.
- K is the 11th letter.
Summing the alphabetical positions:
\(2 + 1 + 14 + 11 = 28\)
Now, applying the hypothesized pattern: \((Sum) \times 2 + 1\)
\(28 \times 2 + 1 = 56 + 1 = 57\)
This matches the given code for BANK. So, the pattern is consistent for both examples.
Applying the Pattern to KITE
Now we apply the identified pattern to the word KITE.
First, find the alphabetical position of each letter:
- K is the 11th letter.
- I is the 9th letter.
- T is the 20th letter.
- E is the 5th letter.
Next, sum the alphabetical positions:
\(11 + 9 + 20 + 5 = 45\)
Finally, apply the pattern: \((Sum) \times 2 + 1\)
\(45 \times 2 + 1 = 90 + 1 = 91\)
Therefore, KITE will be coded as 91.
| Word | Alphabetical Positions | Sum of Positions | Pattern: Sum \(\times 2 + 1\) | Coded Value |
|---|---|---|---|---|
| HEAD | H(8), E(5), A(1), D(4) | \(8+5+1+4 = 18\) | \(18 \times 2 + 1\) | 37 |
| BANK | B(2), A(1), N(14), K(11) | \(2+1+14+11 = 28\) | \(28 \times 2 + 1\) | 57 |
| KITE | K(11), I(9), T(20), E(5) | \(11+9+20+5 = 45\) | \(45 \times 2 + 1\) | 91 |
The coding for KITE is 91.
Revision Table: Letter Coding Analysis
| Concept | Description | Example Use |
|---|---|---|
| Alphabetical Position | Assigning a number to each letter based on its order (A=1, B=2, ...). | Used in the HEAD/BANK/KITE problem. |
| Reverse Alphabetical Position | Assigning a number in reverse order (Z=1, Y=2, ...). | Sometimes used in coding problems. |
| Sum of Positions | Adding the numerical values of the letters in a word. | Often the base for the coding pattern. |
| Mathematical Operations | Applying operations like multiplication, addition, subtraction, division to the sum or individual values. | The pattern here was \(\times 2 + 1\). |
Additional Information: Solving Coding Decoding Questions
Solving coding-decoding questions requires observation and pattern recognition. Here are some strategies:
- Write down the alphabetical positions (1-26) and reverse positions (26-1) for quick reference.
- Check for simple patterns first: sum of positions, reverse sum, difference, etc.
- Look for common mathematical operations applied to the sum or individual positions.
- Consider patterns based on vowels and consonants.
- If letters are coded as other letters, check shifts (e.g., A becomes C, B becomes D - a +2 shift).
- Always test the hypothesized pattern with all given examples before applying it to the word you need to code.
Practice with different types of coding questions helps improve pattern recognition skills.
Important Questions from Operations on Place Value
In a certain code language, ‘RAJ’ is coded as ‘87’ and ‘GITA’ is coded as ‘148’. How will ‘VARUN’ be coded in that language?
In a certain code language, ‘ALPINE’ is coded as ‘171’ and ‘SPRING’ is coded as ‘83’. How will ‘CAPITAL’ be coded in that language?
In a certain code language, ‘SERVANT’ is coded as ‘192182211420’. How will ‘MAGNIFY’ be coded as in that language?
If CAB is coded as 6 and BED is coded as 40, then how will HAD be coded as?
In a certain code language, 'FUEL’ is coded as '50' and 'JEER' is coded as '44'. How will 'FARE' be coded in that language?
