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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 983 · 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 BALL written in the same code? (a) XYNN (b) YZOO (c) CBMM (d) ZAPP
  2. 2.If DESK is written as KSED, how is CAT written in the same code? (a) DBU (b) TAC (c) SZB (d) UBD
  3. 3.If LION is written as PQKN, how is MOON written in the same code? (a) LMMK (b) NOOM (c) PQQO (d) OQQP
  4. 4.If MILK is written as NROP, how is BALL written in the same code? (a) ZAPP (b) CBMM (c) XYNN (d) YZOO
  5. 5.If STAR is written as RSZQ, how is KITE written in the same code? (a) IGRC (b) JHSD (c) LJUF (d) KITE
  6. 6.If PARK is written as NYPI, how is FROG written in the same code? (a) EQNF (b) COLD (c) HTQI (d) DPME
  7. 7.If LAMP is written as NCOR, how is MOON written in the same code? (a) OQQP (b) NPPO (c) PRRQ (d) KMML
  8. 8.If HAND is written as IBOE, how is COLD written in the same code? (a) BNKC (b) EMPD (c) DPME (d) EQNF
  9. 9.If HAND is written as JCPF, how is NEST written in the same code? (a) LCQR (b) OFTU (c) PGUV (d) QHVW
  10. 10.If RAIN is written as IZRM, how is TREE written in the same code? (a) FHUU (b) USFF (c) GIVV (d) HJWW
  11. 11.If BOAT is written as UBPC, how is JUMP written in the same code? (a) KVNQ (b) OLTI (c) QNVK (d) PMUJ
  12. 12.If RAIN is written as NIAR, how is BELL written in the same code? (a) LLEB (b) KKDA (c) MMFC (d) CFMM
  13. 13.If HAND is written as EOBI, how is FROG written in the same code? (a) GORF (b) FNQE (c) HPSG (d) GSPH
  14. 14.If PARK is written as JQZO, how is BOOK written in the same code? (a) ANNJ (b) KOOB (c) LPPC (d) JNNA
  15. 15.If TREE is written as SQDD, how is RAIN written in the same code? (a) RAIN (b) QZHM (c) PYGL (d) SBJO
  16. 16.If LAMP is written as PMAL, how is HAND written in the same code? (a) CMZG (b) IBOE (c) DNAH (d) EOBI
  17. 17.If TREE is written as RPCC, how is CAT written in the same code? (a) ZXQ (b) AYR (c) ECV (d) BZS
  18. 18.If BELL is written as LLEB, how is NEST written in the same code? (a) UTFO (b) OFTU (c) TSEN (d) SRDM
  19. 19.If HAND is written as DNAH, how is SUN written in the same code? (a) NUS (b) TVO (c) OVT (d) MTR
  20. 20.If TREE is written as EERT, how is LION written in the same code? (a) OPJM (b) MNHK (c) MJPO (d) NOIL
  21. 21.If PARK is written as LSBQ, how is LION written in the same code? (a) MJPO (b) OPJM (c) NOIL (d) MNHK
  22. 22.If MOON is written as NPPO, how is TOYS written in the same code? (a) SNXR (b) VQAU (c) TZPU (d) UPZT
  23. 23.If BALL is written as DCNN, how is BOAT written in the same code? (a) ERDW (b) CPBU (c) ZMYR (d) DQCV
  24. 24.If SUN is written as MTR, how is LION written in the same code? (a) MNHK (b) OPJM (c) KHNM (d) NOIL
  25. 25.If COLD is written as DLOC, how is BELL written in the same code? (a) MMFC (b) CFMM (c) LLEB (d) KKDA
  26. 26.If COLD is written as DLOC, how is SHIP written in the same code? (a) PIHS (b) QJIT (c) OHGR (d) TIJQ
  27. 27.If DOG is written as EPH, how is PEN written in the same code? (a) QFO (b) RGP (c) ODM (d) OFQ
  28. 28.If STAR is written as RATS, how is CAT written in the same code? (a) DBU (b) TAC (c) UBD (d) SZB
  29. 29.If BOOK is written as JNNA, how is MILK written in the same code? (a) JKHL (b) LMJN (c) LHKJ (d) KLIM
  30. 30.If TREE is written as GGTV, how is NEST written in the same code? (a) TSEN (b) VUGP (c) PGUV (d) RQCL
  31. 31.If SUN is written as NUS, how is TOYS written in the same code? (a) TZPU (b) RXNS (c) SYOT (d) UPZT
  32. 32.If BALL is written as LLAB, how is SUN written in the same code? (a) OVT (b) MTR (c) NUS (d) TVO
  33. 33.If SHIP is written as RGHO, how is MILK written in the same code? (a) NJML (b) LHKJ (c) KGJI (d) MILK
  34. 34.If RAIN is written as IZRM, how is GOLD written in the same code? (a) HPME (b) UMPX (c) TLOW (d) SKNV
  35. 35.If BOOK is written as CPPL, how is PEN written in the same code? (a) ODM (b) OFQ (c) RGP (d) QFO
  36. 36.If STAR is written as RATS, how is RAIN written in the same code? (a) OJBS (b) SBJO (c) MHZQ (d) NIAR
  37. 37.If CAT is written as ECV, how is MOON written in the same code? (a) NPPO (b) OQQP (c) PRRQ (d) KMML
  38. 38.If BELL is written as MMFC, how is SUN written in the same code? (a) TVO (b) OVT (c) NUS (d) MTR
  39. 39.If BOOK is written as JNNA, how is TREE written in the same code? (a) EERT (b) SQDD (c) FFSU (d) DDQS
  40. 40.If BOOK is written as CPPL, how is CAT written in the same code? (a) UBD (b) BZS (c) DBU (d) ECV

Answer key

  1. YZOO
  2. TAC
  3. PQQO
  4. YZOO
  5. JHSD
  6. DPME
  7. OQQP
  8. DPME
  9. PGUV
  10. GIVV
  11. QNVK
  12. LLEB
  13. HPSG
  14. JNNA
  15. QZHM
  16. DNAH
  17. AYR
  18. TSEN
  19. NUS
  20. NOIL
  21. OPJM
  22. UPZT
  23. DQCV
  24. MNHK
  25. LLEB
  26. PIHS
  27. QFO
  28. TAC
  29. JKHL
  30. VUGP
  31. SYOT
  32. NUS
  33. LHKJ
  34. TLOW
  35. QFO
  36. NIAR
  37. OQQP
  38. OVT
  39. DDQS
  40. DBU

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