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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 572 · 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 CAT is written as ECV, how is BELL written in the same code? (a) CFMM (b) ZCJJ (c) DGNN (d) EHOO
  2. 2.If TREE is written as DDQS, how is PARK written in the same code? (a) LSBQ (b) JQZO (c) OZQJ (d) KRAP
  3. 3.If SHIP is written as HSRK, how is TREE written in the same code? (a) USFF (b) GIVV (c) FHUU (d) HJWW
  4. 4.If TOYS is written as GLBH, how is CAT written in the same code? (a) YAH (b) DBU (c) WYF (d) XZG
  5. 5.If KITE is written as LJUF, how is SUN written in the same code? (a) RTM (b) UWP (c) OVT (d) TVO
  6. 6.If KITE is written as NLWH, how is CAKE written in the same code? (a) GEOI (b) ZXHB (c) ECMG (d) FDNH
  7. 7.If GOLD is written as HPME, how is PEN written in the same code? (a) RGP (b) OFQ (c) ODM (d) QFO
  8. 8.If BOAT is written as YLZG, how is SUN written in the same code? (a) GEL (b) IGN (c) TVO (d) HFM
  9. 9.If COLD is written as XLOW, how is TREE written in the same code? (a) GIVV (b) FHUU (c) HJWW (d) USFF
  10. 10.If DRUM is written as OWTF, how is NEST written in the same code? (a) VUGP (b) RQCL (c) PGUV (d) TSEN
  11. 11.If DOG is written as IQF, how is LION written in the same code? (a) NKQP (b) LMGJ (c) NOIL (d) PQKN
  12. 12.If MILK is written as KLIM, how is SHIP written in the same code? (a) QJIT (b) PIHS (c) OHGR (d) TIJQ
  13. 13.If TOYS is written as GLBH, how is RAIN written in the same code? (a) SBJO (b) HYQL (c) IZRM (d) JASN
  14. 14.If TOYS is written as SYOT, how is DESK written in the same code? (a) LTFE (b) JRDC (c) KSED (d) EFTL
  15. 15.If DOG is written as HPE, how is SHIP written in the same code? (a) TIJQ (b) PIHS (c) OHGR (d) QJIT
  16. 16.If DESK is written as LTFE, how is GOLD written in the same code? (a) HPME (b) CKNF (c) DLOG (d) EMPH
  17. 17.If KITE is written as JHSD, how is SUN written in the same code? (a) SUN (b) QSL (c) RTM (d) TVO
  18. 18.If SUN is written as QSL, how is TREE written in the same code? (a) QOBB (b) VTGG (c) SQDD (d) RPCC
  19. 19.If TOYS is written as RXNS, how is BOAT written in the same code? (a) TAOB (b) ANZS (c) UBPC (d) SZNA
  20. 20.If STAR is written as RATS, how is WIND written in the same code? (a) EOJX (b) CMHV (c) DNIW (d) XJOE
  21. 21.If PARK is written as KRAP, how is CAT written in the same code? (a) SZB (b) UBD (c) TAC (d) DBU
  22. 22.If DRUM is written as WIFN, how is BALL written in the same code? (a) ZAPP (b) CBMM (c) YZOO (d) XYNN
  23. 23.If STAR is written as RATS, how is CAT written in the same code? (a) UBD (b) DBU (c) SZB (d) TAC
  24. 24.If WIND is written as EOJX, how is TREE written in the same code? (a) EERT (b) DDQS (c) FFSU (d) USFF
  25. 25.If BOOK is written as LPPC, how is PARK written in the same code? (a) JQZO (b) LSBQ (c) KRAP (d) QBSL
  26. 26.If RAIN is written as OJBS, how is GOLD written in the same code? (a) CKNF (b) HPME (c) EMPH (d) DLOG
  27. 27.If TREE is written as GIVV, how is FISH written in the same code? (a) VSIT (b) TQGR (c) GJTI (d) URHS
  28. 28.If CAKE is written as FDNH, how is GOLD written in the same code? (a) DLIA (b) KSPH (c) IQNF (d) JROG
  29. 29.If DOG is written as WLT, how is JUMP written in the same code? (a) KVNQ (b) QFNK (c) PEMJ (d) RGOL
  30. 30.If LAMP is written as NCOR, how is JUMP written in the same code? (a) KVNQ (b) HSKN (c) MXPS (d) LWOR
  31. 31.If LION is written as ORLM, how is DESK written in the same code? (a) VUGO (b) WVHP (c) XWIQ (d) EFTL
  32. 32.If FISH is written as GJTI, how is BOAT written in the same code? (a) CPBU (b) DQCV (c) UBPC (d) ANZS
  33. 33.If TOYS is written as UPZT, how is BELL written in the same code? (a) MMFC (b) DGNN (c) CFMM (d) ADKK
  34. 34.If DOG is written as GOD, how is RAIN written in the same code? (a) MHZQ (b) SBJO (c) OJBS (d) NIAR
  35. 35.If SHIP is written as RKJU, how is WIND written in the same code? (a) FPKY (b) YKPF (c) BLGU (d) DNIW
  36. 36.If COLD is written as DLOC, how is BALL written in the same code? (a) CBMM (b) KKZA (c) MMBC (d) LLAB
  37. 37.If STAR is written as RATS, how is FISH written in the same code? (a) GRHE (b) GJTI (c) ITJG (d) HSIF
  38. 38.If DRUM is written as GUXP, how is BALL written in the same code? (a) DCNN (b) FEPP (c) EDOO (d) YXII
  39. 39.If FISH is written as GJTI, how is SHIP written in the same code? (a) QJIT (b) RGHO (c) TIJQ (d) UJKR
  40. 40.If WIND is written as DRMW, how is TREE written in the same code? (a) HJWW (b) FHUU (c) GIVV (d) USFF

Answer key

  1. DGNN
  2. JQZO
  3. GIVV
  4. XZG
  5. TVO
  6. FDNH
  7. QFO
  8. HFM
  9. GIVV
  10. VUGP
  11. PQKN
  12. PIHS
  13. IZRM
  14. KSED
  15. QJIT
  16. EMPH
  17. RTM
  18. RPCC
  19. SZNA
  20. DNIW
  21. TAC
  22. YZOO
  23. TAC
  24. FFSU
  25. LSBQ
  26. EMPH
  27. URHS
  28. JROG
  29. QFNK
  30. LWOR
  31. WVHP
  32. CPBU
  33. CFMM
  34. NIAR
  35. FPKY
  36. LLAB
  37. HSIF
  38. EDOO
  39. TIJQ
  40. GIVV

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