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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 523 · 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 JUMP is written as ITLO, how is PEN written in the same code? (a) NCL (b) QFO (c) PEN (d) ODM
  2. 2.If LAMP is written as OZNK, how is TOYS written in the same code? (a) UPZT (b) GLBH (c) HMCI (d) FKAG
  3. 3.If PEN is written as RGP, how is LION written in the same code? (a) JGML (b) OLRQ (c) NKQP (d) MJPO
  4. 4.If PEN is written as NEP, how is CAT written in the same code? (a) SZB (b) UBD (c) DBU (d) TAC
  5. 5.If BALL is written as YZOO, how is DOG written in the same code? (a) WLT (b) EPH (c) VKS (d) XMU
  6. 6.If DESK is written as LTFE, how is FISH written in the same code? (a) HSIF (b) ITJG (c) GJTI (d) GRHE
  7. 7.If LAMP is written as OZNK, how is FISH written in the same code? (a) GJTI (b) TQGR (c) URHS (d) VSIT
  8. 8.If TOYS is written as SYOT, how is KITE written in the same code? (a) DSHJ (b) LJUF (c) ETIK (d) FUJL
  9. 9.If BELL is written as LLEB, how is TOYS written in the same code? (a) TZPU (b) RXNS (c) SYOT (d) UPZT
  10. 10.If NEST is written as MVHG, how is RAIN written in the same code? (a) JASN (b) HYQL (c) IZRM (d) SBJO
  11. 11.If BALL is written as YZOO, how is CAKE written in the same code? (a) WYOU (b) YAQW (c) DBLF (d) XZPV
  12. 12.If TREE is written as DDQS, how is TOYS written in the same code? (a) TZPU (b) RXNS (c) SYOT (d) SNXR
  13. 13.If DRUM is written as WIFN, how is MILK written in the same code? (a) NJML (b) MQNO (c) NROP (d) OSPQ
  14. 14.If MOON is written as NOOM, how is COLD written in the same code? (a) CKNB (b) DLOC (c) EMPD (d) DPME
  15. 15.If CAT is written as TAC, how is KITE written in the same code? (a) LJUF (b) FUJL (c) ETIK (d) DSHJ
  16. 16.If GOLD is written as DLOG, how is BOOK written in the same code? (a) CPPL (b) JNNA (c) LPPC (d) KOOB
  17. 17.If BOOK is written as CPPL, how is LION written in the same code? (a) OPJM (b) KHNM (c) NKQP (d) MJPO
  18. 18.If NEST is written as LCQR, how is JUMP written in the same code? (a) GRJM (b) HSKN (c) ITLO (d) LWOR
  19. 19.If HAND is written as GZMC, how is BOAT written in the same code? (a) ANZS (b) BOAT (c) CPBU (d) ZMYR
  20. 20.If PARK is written as KZIP, how is SUN written in the same code? (a) TVO (b) HFM (c) GEL (d) IGN
  21. 21.If SHIP is written as PIHS, how is WIND written in the same code? (a) DNIW (b) EOJX (c) XJOE (d) CMHV
  22. 22.If PEN is written as KVM, how is DRUM written in the same code? (a) XJGO (b) VHEM (c) ESVN (d) WIFN
  23. 23.If GOLD is written as TLOW, how is BOAT written in the same code? (a) CPBU (b) YLZG (c) XKYF (d) ZMAH
  24. 24.If NEST is written as SRDM, how is CAKE written in the same code? (a) BZJD (b) FLBD (c) EKAC (d) DJZB
  25. 25.If PARK is written as OZQJ, how is BOOK written in the same code? (a) BOOK (b) ZMMI (c) CPPL (d) ANNJ
  26. 26.If FISH is written as HSIF, how is RAIN written in the same code? (a) SBJO (b) NIAR (c) MHZQ (d) OJBS
  27. 27.If DRUM is written as MURD, how is BOOK written in the same code? (a) KOOB (b) CPPL (c) LPPC (d) JNNA
  28. 28.If LAMP is written as OZNK, how is FROG written in the same code? (a) UILT (b) THKS (c) VJMU (d) GSPH
  29. 29.If NEST is written as OFTU, how is PARK written in the same code? (a) QBSL (b) LSBQ (c) OZQJ (d) RCTM
  30. 30.If DOG is written as EPH, how is CAT written in the same code? (a) BZS (b) ECV (c) DBU (d) UBD
  31. 31.If TREE is written as GIVV, how is KITE written in the same code? (a) QSHW (b) PRGV (c) LJUF (d) OQFU
  32. 32.If SUN is written as QSL, how is DOG written in the same code? (a) BME (b) CNF (c) ALD (d) FQI
  33. 33.If DESK is written as KSED, how is LION written in the same code? (a) OPJM (b) NOIL (c) MJPO (d) MNHK
  34. 34.If FISH is written as URHS, how is SUN written in the same code? (a) HFM (b) IGN (c) TVO (d) GEL
  35. 35.If PEN is written as ODM, how is KITE written in the same code? (a) LJUF (b) IGRC (c) JHSD (d) KITE
  36. 36.If PEN is written as OFQ, how is GOLD written in the same code? (a) DLOG (b) EMPH (c) CKNF (d) HPME
  37. 37.If GOLD is written as EMJB, how is DESK written in the same code? (a) CDRJ (b) ABPH (c) FGUM (d) BCQI
  38. 38.If DOG is written as GOD, how is FROG written in the same code? (a) FNQE (b) GORF (c) HPSG (d) GSPH
  39. 39.If MOON is written as OPPN, how is FISH written in the same code? (a) ITJG (b) HSIF (c) GRHE (d) GJTI
  40. 40.If KITE is written as ETIK, how is DRUM written in the same code? (a) ESVN (b) MURD (c) LTQC (d) NVSE

Answer key

  1. ODM
  2. GLBH
  3. NKQP
  4. TAC
  5. WLT
  6. ITJG
  7. URHS
  8. ETIK
  9. SYOT
  10. IZRM
  11. XZPV
  12. RXNS
  13. NROP
  14. DLOC
  15. ETIK
  16. KOOB
  17. MJPO
  18. HSKN
  19. ANZS
  20. HFM
  21. DNIW
  22. WIFN
  23. YLZG
  24. DJZB
  25. ANNJ
  26. NIAR
  27. KOOB
  28. UILT
  29. QBSL
  30. DBU
  31. PRGV
  32. BME
  33. NOIL
  34. HFM
  35. JHSD
  36. EMPH
  37. BCQI
  38. GORF
  39. ITJG
  40. MURD

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