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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 840 · 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 RAIN is written as IZRM, how is FROG written in the same code? (a) GSPH (b) THKS (c) UILT (d) VJMU
  2. 2.If RAIN is written as SBJO, how is SUN written in the same code? (a) OVT (b) RTM (c) UWP (d) TVO
  3. 3.If FISH is written as URHS, how is JUMP written in the same code? (a) PEMJ (b) RGOL (c) KVNQ (d) QFNK
  4. 4.If PARK is written as KRAP, how is TOYS written in the same code? (a) UPZT (b) SYOT (c) TZPU (d) RXNS
  5. 5.If JUMP is written as PMUJ, how is COLD written in the same code? (a) DPME (b) CKNB (c) EMPD (d) DLOC
  6. 6.If PARK is written as KRAP, how is MOON written in the same code? (a) MNNL (b) NOOM (c) NPPO (d) OPPN
  7. 7.If JUMP is written as ITLO, how is BOAT written in the same code? (a) BOAT (b) ZMYR (c) ANZS (d) CPBU
  8. 8.If WIND is written as EOJX, how is MOON written in the same code? (a) MNNL (b) OPPN (c) NPPO (d) NOOM
  9. 9.If HAND is written as FPCJ, how is DESK written in the same code? (a) MUGF (b) FGUM (c) IQCB (d) KSED
  10. 10.If DRUM is written as MURD, how is PARK written in the same code? (a) KRAP (b) JQZO (c) QBSL (d) LSBQ
  11. 11.If RAIN is written as IZRM, how is TREE written in the same code? (a) HJWW (b) USFF (c) FHUU (d) GIVV
  12. 12.If CAKE is written as XZPV, how is BOOK written in the same code? (a) ZMMQ (b) XKKO (c) YLLP (d) CPPL
  13. 13.If MILK is written as LMJN, how is TOYS written in the same code? (a) SYOT (b) TZPU (c) UPZT (d) RXNS
  14. 14.If DRUM is written as WIFN, how is NEST written in the same code? (a) NWIH (b) MVHG (c) LUGF (d) OFTU
  15. 15.If DOG is written as WLT, how is DESK written in the same code? (a) XWIQ (b) EFTL (c) WVHP (d) VUGO
  16. 16.If FISH is written as URHS, how is LAMP written in the same code? (a) PAOL (b) MBNQ (c) NYMJ (d) OZNK
  17. 17.If DOG is written as IQF, how is LAMP written in the same code? (a) PMAL (b) NCOR (c) ROCN (d) NKYJ
  18. 18.If KITE is written as ETIK, how is BELL written in the same code? (a) LLEB (b) MMFC (c) KKDA (d) CFMM
  19. 19.If STAR is written as HGZI, how is FROG written in the same code? (a) VJMU (b) GSPH (c) UILT (d) THKS
  20. 20.If MOON is written as MNNL, how is NEST written in the same code? (a) SRDM (b) TSEN (c) MDRS (d) UTFO
  21. 21.If TREE is written as GIVV, how is CAT written in the same code? (a) WYF (b) XZG (c) DBU (d) YAH
  22. 22.If HAND is written as SZMW, how is TOYS written in the same code? (a) HMCI (b) UPZT (c) FKAG (d) GLBH
  23. 23.If TREE is written as EERT, how is BALL written in the same code? (a) MMBC (b) CBMM (c) KKZA (d) LLAB
  24. 24.If LAMP is written as OZNK, how is BOAT written in the same code? (a) XKYF (b) ZMAH (c) CPBU (d) YLZG
  25. 25.If FROG is written as IQTH, how is SHIP written in the same code? (a) PIHS (b) NGFQ (c) UJKR (d) RKJU
  26. 26.If DESK is written as KSED, how is CAKE written in the same code? (a) DBLF (b) DJZB (c) EKAC (d) FLBD
  27. 27.If BELL is written as CFMM, how is HAND written in the same code? (a) EOBI (b) IBOE (c) GZMC (d) JCPF
  28. 28.If TOYS is written as RXNS, how is BALL written in the same code? (a) KKZA (b) LLAB (c) AZKK (d) MMBC
  29. 29.If CAT is written as XZG, how is TREE written in the same code? (a) HJWW (b) FHUU (c) USFF (d) GIVV
  30. 30.If LAMP is written as PMAL, how is DESK written in the same code? (a) JRDC (b) EFTL (c) KSED (d) LTFE
  31. 31.If BELL is written as ZCJJ, how is DESK written in the same code? (a) ABPH (b) BCQI (c) FGUM (d) CDRJ
  32. 32.If LAMP is written as MBNQ, how is CAKE written in the same code? (a) FLBD (b) ECMG (c) DBLF (d) BZJD
  33. 33.If GOLD is written as FNQI, how is DESK written in the same code? (a) FGUM (b) IQCB (c) MUGF (d) KSED
  34. 34.If SUN is written as HFM, how is LION written in the same code? (a) MJPO (b) PSMN (c) ORLM (d) NQKL
  35. 35.If BOAT is written as YLZG, how is SHIP written in the same code? (a) ITSL (b) TIJQ (c) HSRK (d) GRQJ
  36. 36.If LION is written as NOIL, how is TREE written in the same code? (a) EERT (b) FFSU (c) DDQS (d) USFF
  37. 37.If LAMP is written as PMAL, how is BELL written in the same code? (a) MMFC (b) CFMM (c) KKDA (d) LLEB
  38. 38.If KITE is written as ETIK, how is MOON written in the same code? (a) NPPO (b) OPPN (c) MNNL (d) NOOM
  39. 39.If BALL is written as MMBC, how is SHIP written in the same code? (a) TIJQ (b) PIHS (c) QJIT (d) OHGR
  40. 40.If SUN is written as TVO, how is GOLD written in the same code? (a) FNKC (b) HPME (c) EMPH (d) IQNF

Answer key

  1. UILT
  2. TVO
  3. QFNK
  4. SYOT
  5. DLOC
  6. NOOM
  7. ANZS
  8. OPPN
  9. MUGF
  10. KRAP
  11. GIVV
  12. YLLP
  13. TZPU
  14. MVHG
  15. WVHP
  16. OZNK
  17. ROCN
  18. LLEB
  19. UILT
  20. SRDM
  21. XZG
  22. GLBH
  23. LLAB
  24. YLZG
  25. RKJU
  26. EKAC
  27. IBOE
  28. KKZA
  29. GIVV
  30. KSED
  31. BCQI
  32. DBLF
  33. MUGF
  34. ORLM
  35. HSRK
  36. EERT
  37. LLEB
  38. NOOM
  39. QJIT
  40. HPME

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