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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 161 · 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 BELL is written as KKDA, how is GOLD written in the same code? (a) EMPH (b) FNKC (c) CKNF (d) DLOG
  2. 2.If BOAT is written as TAOB, how is SUN written in the same code? (a) MTR (b) TVO (c) NUS (d) OVT
  3. 3.If LION is written as ORLM, how is NEST written in the same code? (a) OFTU (b) NWIH (c) LUGF (d) MVHG
  4. 4.If BOOK is written as CPPL, how is BALL written in the same code? (a) MMBC (b) CBMM (c) AZKK (d) DCNN
  5. 5.If STAR is written as SBUT, how is SUN written in the same code? (a) MTR (b) OVT (c) TVO (d) NUS
  6. 6.If MILK is written as NROP, how is GOLD written in the same code? (a) TLOW (b) SKNV (c) UMPX (d) HPME
  7. 7.If DESK is written as KSED, how is SUN written in the same code? (a) NUS (b) TVO (c) MTR (d) OVT
  8. 8.If LAMP is written as QNBM, how is WIND written in the same code? (a) DNIW (b) XJOE (c) CMHV (d) EOJX
  9. 9.If CAT is written as VCE, how is HAND written in the same code? (a) DNAH (b) JCPF (c) FPCJ (d) BLYF
  10. 10.If CAKE is written as ECMG, how is TOYS written in the same code? (a) VQAU (b) RMWQ (c) UPZT (d) WRBV
  11. 11.If DOG is written as WLT, how is BOAT written in the same code? (a) YLZG (b) XKYF (c) CPBU (d) ZMAH
  12. 12.If STAR is written as RATS, how is NEST written in the same code? (a) UTFO (b) SRDM (c) OFTU (d) TSEN
  13. 13.If MILK is written as NROP, how is TOYS written in the same code? (a) FKAG (b) HMCI (c) UPZT (d) GLBH
  14. 14.If DOG is written as GOD, how is CAKE written in the same code? (a) DJZB (b) DBLF (c) EKAC (d) FLBD
  15. 15.If BELL is written as YVOO, how is BOAT written in the same code? (a) YLZG (b) XKYF (c) ZMAH (d) CPBU
  16. 16.If BOOK is written as ZMMI, how is FISH written in the same code? (a) CFPE (b) DGQF (c) EHRG (d) HKUJ
  17. 17.If MILK is written as PLON, how is BALL written in the same code? (a) EDOO (b) FEPP (c) YXII (d) DCNN
  18. 18.If PEN is written as KVM, how is TREE written in the same code? (a) HJWW (b) GIVV (c) USFF (d) FHUU
  19. 19.If DOG is written as FNC, how is TREE written in the same code? (a) FFSU (b) EERT (c) SQDD (d) DDQS
  20. 20.If SUN is written as VXQ, how is PEN written in the same code? (a) MBK (b) RGP (c) TIR (d) SHQ
  21. 21.If WIND is written as UGLB, how is NEST written in the same code? (a) LCQR (b) MDRS (c) KBPQ (d) PGUV
  22. 22.If MILK is written as KLIM, how is BELL written in the same code? (a) LLEB (b) MMFC (c) KKDA (d) CFMM
  23. 23.If CAKE is written as EKAC, how is RAIN written in the same code? (a) MHZQ (b) SBJO (c) OJBS (d) NIAR
  24. 24.If GOLD is written as DLOG, how is COLD written in the same code? (a) DLOC (b) CKNB (c) EMPD (d) DPME
  25. 25.If RAIN is written as IZRM, how is BELL written in the same code? (a) XUNN (b) CFMM (c) YVOO (d) ZWPP
  26. 26.If LION is written as OPJM, how is BOOK written in the same code? (a) KOOB (b) JNNA (c) CPPL (d) LPPC
  27. 27.If TREE is written as FFSU, how is GOLD written in the same code? (a) DLOG (b) HPME (c) CKNF (d) EMPH
  28. 28.If DOG is written as WLT, how is LION written in the same code? (a) NQKL (b) MJPO (c) ORLM (d) PSMN
  29. 29.If NEST is written as QHVW, how is BELL written in the same code? (a) FIPP (b) DGNN (c) YBII (d) EHOO
  30. 30.If GOLD is written as TLOW, how is FISH written in the same code? (a) VSIT (b) GJTI (c) TQGR (d) URHS
  31. 31.If PARK is written as KRAP, how is KITE written in the same code? (a) LJUF (b) FUJL (c) DSHJ (d) ETIK
  32. 32.If SHIP is written as HSRK, how is STAR written in the same code? (a) IHAJ (b) HGZI (c) GFYH (d) TUBS
  33. 33.If LION is written as KHNM, how is FISH written in the same code? (a) EHRG (b) GJTI (c) FISH (d) DGQF
  34. 34.If COLD is written as DLOC, how is FROG written in the same code? (a) HPSG (b) GSPH (c) FNQE (d) GORF
  35. 35.If HAND is written as EOBI, how is STAR written in the same code? (a) QZSR (b) TUBS (c) RATS (d) SBUT
  36. 36.If MILK is written as NROP, how is LAMP written in the same code? (a) MBNQ (b) NYMJ (c) PAOL (d) OZNK
  37. 37.If LAMP is written as KZLO, how is HAND written in the same code? (a) IBOE (b) HAND (c) FYLB (d) GZMC
  38. 38.If CAKE is written as GMCE, how is MOON written in the same code? (a) NOOM (b) OQQP (c) PQQO (d) LMMK
  39. 39.If LION is written as MNHK, how is SUN written in the same code? (a) NUS (b) OVT (c) MTR (d) RTM
  40. 40.If LAMP is written as OLZK, how is HAND written in the same code? (a) CMZG (b) GZMC (c) EOBI (d) DNAH

Answer key

  1. CKNF
  2. NUS
  3. MVHG
  4. CBMM
  5. OVT
  6. TLOW
  7. NUS
  8. EOJX
  9. FPCJ
  10. VQAU
  11. YLZG
  12. TSEN
  13. GLBH
  14. EKAC
  15. YLZG
  16. DGQF
  17. EDOO
  18. GIVV
  19. DDQS
  20. SHQ
  21. LCQR
  22. LLEB
  23. NIAR
  24. DLOC
  25. YVOO
  26. LPPC
  27. EMPH
  28. ORLM
  29. EHOO
  30. URHS
  31. ETIK
  32. HGZI
  33. EHRG
  34. GORF
  35. SBUT
  36. OZNK
  37. GZMC
  38. PQQO
  39. MTR
  40. CMZG

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