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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 253 · 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 LION is written as PQKN, how is FISH written in the same code? (a) HKUJ (b) HSIF (c) FQGD (d) JUKH
  2. 2.If FROG is written as EQNF, how is WIND written in the same code? (a) XJOE (b) WIND (c) UGLB (d) VHMC
  3. 3.If FROG is written as IURJ, how is COLD written in the same code? (a) FROG (b) ZLIA (c) EQNF (d) GSPH
  4. 4.If COLD is written as EMPD, how is HAND written in the same code? (a) IBOE (b) CMZG (c) DNAH (d) EOBI
  5. 5.If DRUM is written as MURD, how is FROG written in the same code? (a) HPSG (b) GSPH (c) FNQE (d) GORF
  6. 6.If LAMP is written as MBNQ, how is FISH written in the same code? (a) GJTI (b) EHRG (c) ITJG (d) HKUJ
  7. 7.If DOG is written as GOD, how is FISH written in the same code? (a) HSIF (b) GRHE (c) ITJG (d) GJTI
  8. 8.If DRUM is written as OWTF, how is PARK written in the same code? (a) IPYN (b) RCTM (c) MTCR (d) KRAP
  9. 9.If PEN is written as NEP, how is FISH written in the same code? (a) GRHE (b) HSIF (c) ITJG (d) GJTI
  10. 10.If LION is written as OPJM, how is CAT written in the same code? (a) UBD (b) SZB (c) TAC (d) DBU
  11. 11.If CAT is written as UBD, how is GOLD written in the same code? (a) CKNF (b) HPME (c) DLOG (d) EMPH
  12. 12.If DOG is written as HPE, how is JUMP written in the same code? (a) OLTI (b) KVNQ (c) QNVK (d) PMUJ
  13. 13.If LION is written as ORLM, how is FROG written in the same code? (a) GSPH (b) THKS (c) UILT (d) VJMU
  14. 14.If KITE is written as PRGV, how is MOON written in the same code? (a) OMMN (b) NPPO (c) MKKL (d) NLLM
  15. 15.If PARK is written as KZIP, how is DRUM written in the same code? (a) XJGO (b) ESVN (c) WIFN (d) VHEM
  16. 16.If BALL is written as YZOO, how is HAND written in the same code? (a) IBOE (b) RYLV (c) SZMW (d) TANX
  17. 17.If PARK is written as KZIP, how is SHIP written in the same code? (a) HSRK (b) GRQJ (c) TIJQ (d) ITSL
  18. 18.If FROG is written as UILT, how is LAMP written in the same code? (a) MBNQ (b) NYMJ (c) OZNK (d) PAOL
  19. 19.If RAIN is written as IZRM, how is JUMP written in the same code? (a) PEMJ (b) RGOL (c) KVNQ (d) QFNK
  20. 20.If BALL is written as LLAB, how is NEST written in the same code? (a) SRDM (b) TSEN (c) OFTU (d) UTFO
  21. 21.If MOON is written as NPPO, how is JUMP written in the same code? (a) KVNQ (b) LWOR (c) QNVK (d) ITLO
  22. 22.If JUMP is written as PMUJ, how is CAT written in the same code? (a) DBU (b) UBD (c) TAC (d) SZB
  23. 23.If BOOK is written as ERRN, how is NEST written in the same code? (a) KBPQ (b) RIWX (c) QHVW (d) PGUV
  24. 24.If DRUM is written as LTQC, how is CAKE written in the same code? (a) FLBD (b) BZJD (c) DJZB (d) EKAC
  25. 25.If HAND is written as FPCJ, how is SUN written in the same code? (a) UWP (b) LSQ (c) PWU (d) NUS
  26. 26.If FROG is written as GORF, how is SHIP written in the same code? (a) TIJQ (b) QJIT (c) OHGR (d) PIHS
  27. 27.If STAR is written as VWDU, how is COLD written in the same code? (a) GSPH (b) EQNF (c) ZLIA (d) FROG
  28. 28.If SUN is written as NUS, how is NEST written in the same code? (a) UTFO (b) SRDM (c) TSEN (d) OFTU
  29. 29.If TREE is written as DDQS, how is SHIP written in the same code? (a) PIHS (b) QJIT (c) OHGR (d) RGHO
  30. 30.If CAT is written as TAC, how is COLD written in the same code? (a) CKNB (b) DLOC (c) EMPD (d) DPME
  31. 31.If CAT is written as SZB, how is MOON written in the same code? (a) MNNL (b) OPPN (c) LNNM (d) NOOM
  32. 32.If WIND is written as UGLB, how is LION written in the same code? (a) JGML (b) NKQP (c) IFLK (d) KHNM
  33. 33.If FISH is written as HSIF, how is BALL written in the same code? (a) MMBC (b) CBMM (c) KKZA (d) LLAB
  34. 34.If TOYS is written as TZPU, how is GOLD written in the same code? (a) EMPH (b) HPME (c) CKNF (d) DLOG
  35. 35.If MOON is written as NOOM, how is STAR written in the same code? (a) QZSR (b) TUBS (c) RATS (d) SBUT
  36. 36.If MOON is written as NLLM, how is TOYS written in the same code? (a) GLBH (b) FKAG (c) UPZT (d) HMCI
  37. 37.If DESK is written as KSED, how is DRUM written in the same code? (a) MURD (b) NVSE (c) LTQC (d) ESVN
  38. 38.If CAKE is written as FLBD, how is BELL written in the same code? (a) KKDA (b) LLEB (c) MMFC (d) CFMM
  39. 39.If DRUM is written as MURD, how is PEN written in the same code? (a) QFO (b) NEP (c) OFQ (d) MDO
  40. 40.If PARK is written as KRAP, how is NEST written in the same code? (a) SRDM (b) TSEN (c) UTFO (d) OFTU

Answer key

  1. JUKH
  2. VHMC
  3. FROG
  4. EOBI
  5. GORF
  6. GJTI
  7. HSIF
  8. MTCR
  9. HSIF
  10. UBD
  11. EMPH
  12. QNVK
  13. UILT
  14. NLLM
  15. WIFN
  16. SZMW
  17. HSRK
  18. OZNK
  19. QFNK
  20. TSEN
  21. KVNQ
  22. TAC
  23. QHVW
  24. DJZB
  25. PWU
  26. PIHS
  27. FROG
  28. TSEN
  29. OHGR
  30. DLOC
  31. MNNL
  32. JGML
  33. LLAB
  34. EMPH
  35. RATS
  36. GLBH
  37. MURD
  38. MMFC
  39. NEP
  40. TSEN

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