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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 535 · 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 HAND is written as IBOE, how is DESK written in the same code? (a) FGUM (b) CDRJ (c) EFTL (d) LTFE
  2. 2.If FISH is written as ITJG, how is PEN written in the same code? (a) OFQ (b) QFO (c) NEP (d) MDO
  3. 3.If HAND is written as SZMW, how is RAIN written in the same code? (a) IZRM (b) HYQL (c) JASN (d) SBJO
  4. 4.If FISH is written as ILVK, how is NEST written in the same code? (a) RIWX (b) QHVW (c) KBPQ (d) PGUV
  5. 5.If KITE is written as PRGV, how is STAR written in the same code? (a) TUBS (b) HGZI (c) IHAJ (d) GFYH
  6. 6.If CAT is written as XZG, how is BELL written in the same code? (a) XUNN (b) ZWPP (c) CFMM (d) YVOO
  7. 7.If COLD is written as XLOW, how is BOOK written in the same code? (a) ZMMQ (b) CPPL (c) XKKO (d) YLLP
  8. 8.If LAMP is written as QNBM, how is MOON written in the same code? (a) MNNL (b) NPPO (c) OPPN (d) NOOM
  9. 9.If BOOK is written as ERRN, how is CAT written in the same code? (a) ZXQ (b) ECV (c) FDW (d) GEX
  10. 10.If HAND is written as CMZG, how is MILK written in the same code? (a) LHKJ (b) KLIM (c) JKHL (d) LMJN
  11. 11.If DESK is written as KSED, how is BELL written in the same code? (a) MMFC (b) KKDA (c) LLEB (d) CFMM
  12. 12.If BALL is written as AZKK, how is JUMP written in the same code? (a) ITLO (b) JUMP (c) KVNQ (d) HSKN
  13. 13.If GOLD is written as EMPH, how is MOON written in the same code? (a) OPPN (b) MNNL (c) NPPO (d) NOOM
  14. 14.If DOG is written as HPE, how is FROG written in the same code? (a) GORF (b) HPSG (c) GSPH (d) FNQE
  15. 15.If FROG is written as GORF, how is RAIN written in the same code? (a) NIAR (b) SBJO (c) OJBS (d) MHZQ
  16. 16.If RAIN is written as IZRM, how is SHIP written in the same code? (a) ITSL (b) TIJQ (c) GRQJ (d) HSRK
  17. 17.If STAR is written as RATS, how is GOLD written in the same code? (a) EMPH (b) CKNF (c) HPME (d) DLOG
  18. 18.If BOAT is written as UBPC, how is SUN written in the same code? (a) MTR (b) OVT (c) NUS (d) TVO
  19. 19.If MOON is written as MNNL, how is TREE written in the same code? (a) DDQS (b) FFSU (c) EERT (d) SQDD
  20. 20.If COLD is written as DLOC, how is FISH written in the same code? (a) HSIF (b) GJTI (c) ITJG (d) GRHE
  21. 21.If SHIP is written as PIHS, how is KITE written in the same code? (a) FUJL (b) LJUF (c) ETIK (d) DSHJ
  22. 22.If LION is written as MNHK, how is FROG written in the same code? (a) EQNF (b) HPSG (c) FNQE (d) GORF
  23. 23.If NEST is written as MVHG, how is BOAT written in the same code? (a) CPBU (b) ZMAH (c) XKYF (d) YLZG
  24. 24.If WIND is written as XJOE, how is CAKE written in the same code? (a) BZJD (b) DBLF (c) ECMG (d) FLBD
  25. 25.If LION is written as MJPO, how is MILK written in the same code? (a) NJML (b) LHKJ (c) LMJN (d) OKNM
  26. 26.If BELL is written as KKDA, how is HAND written in the same code? (a) CMZG (b) DNAH (c) GZMC (d) EOBI
  27. 27.If DRUM is written as MURD, how is JUMP written in the same code? (a) QNVK (b) OLTI (c) KVNQ (d) PMUJ
  28. 28.If BOOK is written as YLLP, how is COLD written in the same code? (a) DPME (b) YMPX (c) XLOW (d) WKNV
  29. 29.If COLD is written as XLOW, how is GOLD written in the same code? (a) TLOW (b) UMPX (c) SKNV (d) HPME
  30. 30.If TREE is written as GIVV, how is GOLD written in the same code? (a) TLOW (b) UMPX (c) HPME (d) SKNV
  31. 31.If WIND is written as CMHV, how is PARK written in the same code? (a) OZQJ (b) LSBQ (c) JQZO (d) KRAP
  32. 32.If BOAT is written as DQCV, how is MOON written in the same code? (a) OQQP (b) NPPO (c) KMML (d) PRRQ
  33. 33.If COLD is written as DLOC, how is CAT written in the same code? (a) UBD (b) DBU (c) TAC (d) SZB
  34. 34.If GOLD is written as TLOW, how is PARK written in the same code? (a) QBSL (b) LAJQ (c) JYHO (d) KZIP
  35. 35.If BOAT is written as TAOB, how is BOOK written in the same code? (a) CPPL (b) KOOB (c) LPPC (d) JNNA
  36. 36.If TOYS is written as SYOT, how is SHIP written in the same code? (a) TIJQ (b) PIHS (c) OHGR (d) QJIT
  37. 37.If FROG is written as EQNF, how is LION written in the same code? (a) JGML (b) MJPO (c) KHNM (d) LION
  38. 38.If TOYS is written as TZPU, how is LION written in the same code? (a) NOIL (b) MNHK (c) MJPO (d) OPJM
  39. 39.If COLD is written as FNQE, how is STAR written in the same code? (a) PYRQ (b) RATS (c) UVCT (d) TCVU
  40. 40.If DRUM is written as WIFN, how is SHIP written in the same code? (a) TIJQ (b) ITSL (c) GRQJ (d) HSRK

Answer key

  1. EFTL
  2. OFQ
  3. IZRM
  4. QHVW
  5. HGZI
  6. YVOO
  7. YLLP
  8. OPPN
  9. FDW
  10. JKHL
  11. LLEB
  12. ITLO
  13. OPPN
  14. HPSG
  15. NIAR
  16. HSRK
  17. DLOG
  18. OVT
  19. DDQS
  20. HSIF
  21. ETIK
  22. FNQE
  23. YLZG
  24. DBLF
  25. NJML
  26. CMZG
  27. PMUJ
  28. XLOW
  29. TLOW
  30. TLOW
  31. JQZO
  32. OQQP
  33. TAC
  34. KZIP
  35. KOOB
  36. PIHS
  37. KHNM
  38. OPJM
  39. TCVU
  40. HSRK

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