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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 162 · 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 BOAT is written as YLZG, how is DRUM written in the same code? (a) VHEM (b) XJGO (c) WIFN (d) ESVN
  2. 2.If CAT is written as ECV, how is DESK written in the same code? (a) BCQI (b) EFTL (c) FGUM (d) GHVN
  3. 3.If NEST is written as MDRS, how is FISH written in the same code? (a) GJTI (b) FISH (c) EHRG (d) DGQF
  4. 4.If WIND is written as DRMW, how is BOAT written in the same code? (a) CPBU (b) XKYF (c) ZMAH (d) YLZG
  5. 5.If FROG is written as FNQE, how is MILK written in the same code? (a) LMJN (b) LHKJ (c) KLIM (d) JKHL
  6. 6.If TOYS is written as VQAU, how is KITE written in the same code? (a) IGRC (b) LJUF (c) NLWH (d) MKVG
  7. 7.If BELL is written as LLEB, how is WIND written in the same code? (a) CMHV (b) DNIW (c) XJOE (d) EOJX
  8. 8.If TREE is written as FFSU, how is DESK written in the same code? (a) LTFE (b) EFTL (c) JRDC (d) KSED
  9. 9.If TREE is written as EERT, how is CAKE written in the same code? (a) EKAC (b) FLBD (c) DJZB (d) DBLF
  10. 10.If GOLD is written as DLOG, how is BOAT written in the same code? (a) SZNA (b) UBPC (c) TAOB (d) CPBU
  11. 11.If FROG is written as GORF, how is TREE written in the same code? (a) USFF (b) FFSU (c) EERT (d) DDQS
  12. 12.If TREE is written as EERT, how is BOOK written in the same code? (a) CPPL (b) KOOB (c) LPPC (d) JNNA
  13. 13.If RAIN is written as SBJO, how is DRUM written in the same code? (a) FTWO (b) ESVN (c) CQTL (d) NVSE
  14. 14.If DRUM is written as ESVN, how is COLD written in the same code? (a) BNKC (b) EQNF (c) DPME (d) EMPD
  15. 15.If SUN is written as OVT, how is DOG written in the same code? (a) EPH (b) HPE (c) FNC (d) GOD
  16. 16.If PEN is written as NEP, how is CAT written in the same code? (a) SZB (b) UBD (c) TAC (d) DBU
  17. 17.If DOG is written as WLT, how is TREE written in the same code? (a) HJWW (b) GIVV (c) USFF (d) FHUU
  18. 18.If MILK is written as KLIM, how is TOYS written in the same code? (a) SYOT (b) TZPU (c) UPZT (d) RXNS
  19. 19.If JUMP is written as PMUJ, how is COLD written in the same code? (a) DPME (b) DLOC (c) CKNB (d) EMPD
  20. 20.If MILK is written as LMJN, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) UPZT (d) SYOT
  21. 21.If FROG is written as DPME, how is FISH written in the same code? (a) HKUJ (b) CFPE (c) EHRG (d) DGQF
  22. 22.If BOAT is written as YLZG, how is PEN written in the same code? (a) LWN (b) QFO (c) KVM (d) JUL
  23. 23.If RAIN is written as IZRM, how is DESK written in the same code? (a) XWIQ (b) EFTL (c) WVHP (d) VUGO
  24. 24.If KITE is written as ETIK, how is LAMP written in the same code? (a) QNBM (b) PMAL (c) MBNQ (d) OLZK
  25. 25.If PEN is written as KVM, how is TREE written in the same code? (a) HJWW (b) USFF (c) FHUU (d) GIVV
  26. 26.If FROG is written as HPSG, how is CAT written in the same code? (a) TAC (b) DBU (c) SZB (d) UBD
  27. 27.If COLD is written as EMPD, how is STAR written in the same code? (a) RATS (b) SBUT (c) QZSR (d) TUBS
  28. 28.If CAT is written as TAC, how is WIND written in the same code? (a) EOJX (b) CMHV (c) DNIW (d) XJOE
  29. 29.If DOG is written as GOD, how is RAIN written in the same code? (a) SBJO (b) NIAR (c) MHZQ (d) OJBS
  30. 30.If HAND is written as SZMW, how is TOYS written in the same code? (a) GLBH (b) FKAG (c) UPZT (d) HMCI
  31. 31.If BOOK is written as LPPC, how is SUN written in the same code? (a) MTR (b) NUS (c) TVO (d) OVT
  32. 32.If DESK is written as WVHP, how is MILK written in the same code? (a) NJML (b) MQNO (c) OSPQ (d) NROP
  33. 33.If GOLD is written as EMPH, how is MILK written in the same code? (a) NJML (b) LMJN (c) JKHL (d) KLIM
  34. 34.If KITE is written as NLWH, how is WIND written in the same code? (a) TFKA (b) AMRH (c) YKPF (d) ZLQG
  35. 35.If DOG is written as GOD, how is FROG written in the same code? (a) FNQE (b) HPSG (c) GORF (d) GSPH
  36. 36.If MOON is written as PQQO, how is CAKE written in the same code? (a) CIYA (b) EKAC (c) GMCE (d) ECMG
  37. 37.If CAT is written as XZG, how is GOLD written in the same code? (a) HPME (b) SKNV (c) TLOW (d) UMPX
  38. 38.If BOOK is written as KOOB, how is LION written in the same code? (a) MJPO (b) MNHK (c) OPJM (d) NOIL
  39. 39.If CAT is written as UBD, how is BELL written in the same code? (a) CFMM (b) MMFC (c) LLEB (d) KKDA
  40. 40.If CAKE is written as XZPV, how is PEN written in the same code? (a) LWN (b) JUL (c) QFO (d) KVM

Answer key

  1. WIFN
  2. FGUM
  3. EHRG
  4. YLZG
  5. JKHL
  6. MKVG
  7. DNIW
  8. LTFE
  9. EKAC
  10. TAOB
  11. EERT
  12. KOOB
  13. ESVN
  14. DPME
  15. HPE
  16. TAC
  17. GIVV
  18. SYOT
  19. DLOC
  20. TZPU
  21. DGQF
  22. KVM
  23. WVHP
  24. PMAL
  25. GIVV
  26. UBD
  27. SBUT
  28. DNIW
  29. NIAR
  30. GLBH
  31. OVT
  32. NROP
  33. LMJN
  34. ZLQG
  35. GORF
  36. GMCE
  37. TLOW
  38. NOIL
  39. MMFC
  40. KVM

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