In a certain code language, ‘PEN’ is coded as 9 and ‘PAPER’ is coded as 25.…
2023
In a certain code language, ‘PEN’ is coded as 9 and ‘PAPER’ is coded as 25. How will ‘CHAPTER’ be coded in the same language?
- A.
36
- B.
49
- C.
24
- D.
42
Attempted by 50 students.
Show answer & explanation
Correct answer: B
The code is the square of the number of letters: PEN has 3 letters, so 3^2 = 9; PAPER has 5 letters, so 5^2 = 25. CHAPTER has 7 letters, so 7^2 = 49.