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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 273 · 40 questions
TalentJR

How to think it through (Letter by letter): Write the word above its code and compare each pair of letters. Find the rule: the same move (+1, −2 …), opposite letters (A ↔ Z, B ↔ Y), or the word reversed. Apply the same rule to the new word. After Z comes A again.

NameDateTime takenScore ___ / 40
  1. 1.If DESK is written as KSED, how is STAR written in the same code? (a) SBUT (b) TUBS (c) QZSR (d) RATS
  2. 2.If BELL is written as LLEB, how is TREE written in the same code? (a) DDQS (b) USFF (c) FFSU (d) EERT
  3. 3.If BOAT is written as ERDW, how is NEST written in the same code? (a) KBPQ (b) RIWX (c) QHVW (d) PGUV
  4. 4.If WIND is written as DNIW, how is TREE written in the same code? (a) USFF (b) FFSU (c) DDQS (d) EERT
  5. 5.If KITE is written as ETIK, how is MOON written in the same code? (a) NPPO (b) NOOM (c) OPPN (d) MNNL
  6. 6.If MILK is written as LMJN, how is DESK written in the same code? (a) JRDC (b) LTFE (c) KSED (d) EFTL
  7. 7.If KITE is written as JHSD, how is STAR written in the same code? (a) QRYP (b) TUBS (c) STAR (d) RSZQ
  8. 8.If SUN is written as HFM, how is PEN written in the same code? (a) JUL (b) LWN (c) KVM (d) QFO
  9. 9.If BOOK is written as KOOB, how is PARK written in the same code? (a) QBSL (b) JQZO (c) KRAP (d) LSBQ
  10. 10.If TREE is written as DDQS, how is SHIP written in the same code? (a) QJIT (b) RGHO (c) OHGR (d) PIHS
  11. 11.If PARK is written as KRAP, how is BALL written in the same code? (a) KKZA (b) CBMM (c) MMBC (d) LLAB
  12. 12.If BALL is written as LLAB, how is DOG written in the same code? (a) HPE (b) FNC (c) GOD (d) EPH
  13. 13.If TOYS is written as GLBH, how is TREE written in the same code? (a) GIVV (b) USFF (c) HJWW (d) FHUU
  14. 14.If BELL is written as LLEB, how is BOOK written in the same code? (a) KOOB (b) JNNA (c) CPPL (d) LPPC
  15. 15.If RAIN is written as NIAR, how is BALL written in the same code? (a) LLAB (b) KKZA (c) CBMM (d) MMBC
  16. 16.If HAND is written as FPCJ, how is BALL written in the same code? (a) NNCD (b) DCNN (c) JJYZ (d) LLAB
  17. 17.If KITE is written as MKVG, how is MILK written in the same code? (a) OKNM (b) NJML (c) KGJI (d) PLON
  18. 18.If GOLD is written as EMPH, how is LION written in the same code? (a) MJPO (b) OPJM (c) MNHK (d) NOIL
  19. 19.If HAND is written as SZMW, how is CAT written in the same code? (a) DBU (b) WYF (c) YAH (d) XZG
  20. 20.If LION is written as NOIL, how is WIND written in the same code? (a) XJOE (b) CMHV (c) DNIW (d) EOJX
  21. 21.If BELL is written as KKDA, how is KITE written in the same code? (a) DSHJ (b) ETIK (c) FUJL (d) JHSD
  22. 22.If PARK is written as KRAP, how is GOLD written in the same code? (a) EMPH (b) CKNF (c) DLOG (d) HPME
  23. 23.If FISH is written as ITJG, how is CAT written in the same code? (a) UBD (b) TAC (c) DBU (d) SZB
  24. 24.If FROG is written as GORF, how is BOOK written in the same code? (a) CPPL (b) KOOB (c) JNNA (d) LPPC
  25. 25.If CAT is written as SZB, how is BELL written in the same code? (a) MMFC (b) ADKK (c) KKDA (d) LLEB
  26. 26.If CAT is written as TAC, how is DOG written in the same code? (a) HPE (b) EPH (c) FNC (d) GOD
  27. 27.If MOON is written as LNNM, how is CAKE written in the same code? (a) CAKE (b) DBLF (c) AYIC (d) BZJD
  28. 28.If BALL is written as MMBC, how is SUN written in the same code? (a) NUS (b) MTR (c) OVT (d) TVO
  29. 29.If GOLD is written as TLOW, how is CAT written in the same code? (a) YAH (b) DBU (c) WYF (d) XZG
  30. 30.If DESK is written as KSED, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) UPZT (d) SYOT
  31. 31.If CAT is written as FDW, how is PARK written in the same code? (a) SDUN (b) RCTM (c) TEVO (d) MXOH
  32. 32.If KITE is written as ETIK, how is GOLD written in the same code? (a) DLOG (b) EMPH (c) HPME (d) CKNF
  33. 33.If BOAT is written as ZMYR, how is FISH written in the same code? (a) CFPE (b) DGQF (c) EHRG (d) HKUJ
  34. 34.If CAKE is written as XZPV, how is DESK written in the same code? (a) XWIQ (b) WVHP (c) VUGO (d) EFTL
  35. 35.If NEST is written as LCQR, how is DRUM written in the same code? (a) BPSK (b) AORJ (c) FTWO (d) CQTL
  36. 36.If CAT is written as VCE, how is LION written in the same code? (a) NKQP (b) LMGJ (c) PQKN (d) NOIL
  37. 37.If TREE is written as EERT, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) UPZT (d) SYOT
  38. 38.If SUN is written as MTR, how is BELL written in the same code? (a) MMFC (b) LLEB (c) KKDA (d) ADKK
  39. 39.If BOAT is written as ZMYR, how is PARK written in the same code? (a) MXOH (b) RCTM (c) NYPI (d) OZQJ
  40. 40.If CAKE is written as XZPV, how is BOOK written in the same code? (a) XKKO (b) ZMMQ (c) CPPL (d) YLLP

Answer key

  1. RATS
  2. EERT
  3. QHVW
  4. EERT
  5. NOOM
  6. LTFE
  7. RSZQ
  8. KVM
  9. KRAP
  10. OHGR
  11. LLAB
  12. GOD
  13. GIVV
  14. KOOB
  15. LLAB
  16. NNCD
  17. OKNM
  18. OPJM
  19. XZG
  20. DNIW
  21. DSHJ
  22. DLOG
  23. UBD
  24. KOOB
  25. KKDA
  26. GOD
  27. BZJD
  28. OVT
  29. XZG
  30. SYOT
  31. SDUN
  32. DLOG
  33. DGQF
  34. WVHP
  35. BPSK
  36. PQKN
  37. SYOT
  38. KKDA
  39. NYPI
  40. YLLP

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