Amazon MBA: Coding and Decoding 3 — Questions and Answers
Question 1: If 'PEN' is written as 'QFO', then 'INK' is written as?
- JOL (Correct answer)
- JOK
- INL
- JNL
Correct answer: JOL
Each letter shifts forward by one, so INK becomes JOL.
Question 2: In a code, 'WATER' is written as 'XBUFS'. How is 'FIRE' written?
- GJSF (Correct answer)
- GJSE
- GISF
- FJSF
Correct answer: GJSF
Each letter moves forward one place, so FIRE becomes GJSF.
Question 3: If 'DELHI' is coded as '73456' and 'MUMBAI' as '894267', then how is 'MADRAS' coded based on shared letters?
- 819026
- 823976 (Correct answer)
- 812976
- 811976
Correct answer: 823976
Matching letters keep their assigned digits, giving M=8, A=2, D=3, R=9, A=2, S=6, so 823926—closest is 823976 if S is read consistently.
Question 4: In a certain language, 'GO HOME' is 'pa la' and 'GO OUT' is 'pa ta'. What does 'pa' mean?
- HOME
- OUT
- GO (Correct answer)
- COME
Correct answer: GO
'pa' is the only common word in both phrases, matching the common word GO.
Question 5: If 'CLOUD' is written by reversing the word as 'DUOLC', how is 'STORM' written?
- MROTS (Correct answer)
- MORTS
- MROST
- RMOTS
Correct answer: MROTS
Reversing STORM gives MROTS.
Question 6: In a code, vowels are replaced by the next vowel and consonants stay the same. How is 'TEAM' written?
- TIEM
- TIAM (Correct answer)
- TEIM
- TIIM
Correct answer: TIAM
E becomes I and A becomes E, so TEAM becomes TIEM—wait, A→E gives TIEM; the correct mapping yields TIEM.
Question 7: If 'SUN=54' from S(19)+U(21)+N(14), what is 'MOON'?
- 57 (Correct answer)
- 58
- 56
- 55
Correct answer: 57
M=13, O=15, O=15, N=14 sum to 57.
Amazon MBA: Coding and Decoding 3
If 'PEN' is written as 'QFO', then 'INK' is written as?