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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 544 · 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 NKQP, how is COLD written in the same code? (a) FROG (b) DPME (c) EQNF (d) AMJB
  2. 2.If JUMP is written as PMUJ, how is FISH written in the same code? (a) ITJG (b) GRHE (c) GJTI (d) HSIF
  3. 3.If FISH is written as JUKH, how is SUN written in the same code? (a) NUS (b) UWP (c) LSQ (d) PWU
  4. 4.If JUMP is written as QNVK, how is WIND written in the same code? (a) DNIW (b) XJOE (c) EOJX (d) CMHV
  5. 5.If LION is written as NKQP, how is SHIP written in the same code? (a) VKLS (b) UJKR (c) QFGN (d) TIJQ
  6. 6.If SUN is written as OVT, how is TREE written in the same code? (a) EERT (b) DDQS (c) USFF (d) FFSU
  7. 7.If DOG is written as FQI, how is KITE written in the same code? (a) LJUF (b) NLWH (c) MKVG (d) IGRC
  8. 8.If DESK is written as EFTL, how is SUN written in the same code? (a) UWP (b) OVT (c) RTM (d) TVO
  9. 9.If SUN is written as NUS, how is BOOK written in the same code? (a) KOOB (b) CPPL (c) LPPC (d) JNNA
  10. 10.If CAT is written as SZB, how is PEN written in the same code? (a) ODM (b) MDO (c) OFQ (d) NEP
  11. 11.If TREE is written as USFF, how is DESK written in the same code? (a) EFTL (b) CDRJ (c) FGUM (d) LTFE
  12. 12.If BELL is written as NNGD, how is WIND written in the same code? (a) YKPF (b) BLGU (c) DNIW (d) FPKY
  13. 13.If FISH is written as HSIF, how is MILK written in the same code? (a) KLIM (b) JKHL (c) LMJN (d) NJML
  14. 14.If DESK is written as WVHP, how is TOYS written in the same code? (a) HMCI (b) UPZT (c) GLBH (d) FKAG
  15. 15.If DOG is written as GRJ, how is NEST written in the same code? (a) PGUV (b) RIWX (c) KBPQ (d) QHVW
  16. 16.If MILK is written as NROP, how is DOG written in the same code? (a) WLT (b) VKS (c) XMU (d) EPH
  17. 17.If LION is written as JGML, how is RAIN written in the same code? (a) OXFK (b) TCKP (c) PYGL (d) QZHM
  18. 18.If WIND is written as UGLB, how is MILK written in the same code? (a) LHKJ (b) JFIH (c) OKNM (d) KGJI
  19. 19.If HAND is written as SZMW, how is BALL written in the same code? (a) ZAPP (b) CBMM (c) YZOO (d) XYNN
  20. 20.If BOOK is written as JNNA, how is DESK written in the same code? (a) JRDC (b) KSED (c) CDRJ (d) LTFE
  21. 21.If MOON is written as NOOM, how is GOLD written in the same code? (a) DLOG (b) CKNF (c) EMPH (d) HPME
  22. 22.If CAT is written as DBU, how is CAKE written in the same code? (a) FLBD (b) ECMG (c) BZJD (d) DBLF
  23. 23.If DESK is written as LTFE, how is DRUM written in the same code? (a) ESVN (b) LTQC (c) NVSE (d) MURD
  24. 24.If RAIN is written as IZRM, how is CAKE written in the same code? (a) XZPV (b) YAQW (c) DBLF (d) WYOU
  25. 25.If TOYS is written as GLBH, how is WIND written in the same code? (a) XJOE (b) ESNX (c) DRMW (d) CQLV
  26. 26.If JUMP is written as OLTI, how is MILK written in the same code? (a) LHKJ (b) LMJN (c) JKHL (d) KLIM
  27. 27.If DOG is written as GRJ, how is MILK written in the same code? (a) QMPO (b) OKNM (c) PLON (d) JFIH
  28. 28.If FISH is written as DGQF, how is KITE written in the same code? (a) JHSD (b) MKVG (c) HFQB (d) IGRC
  29. 29.If TREE is written as GIVV, how is BELL written in the same code? (a) ZWPP (b) XUNN (c) CFMM (d) YVOO
  30. 30.If BOOK is written as YLLP, how is KITE written in the same code? (a) OQFU (b) LJUF (c) QSHW (d) PRGV
  31. 31.If KITE is written as PRGV, how is LAMP written in the same code? (a) NYMJ (b) MBNQ (c) PAOL (d) OZNK
  32. 32.If MILK is written as LMJN, how is COLD written in the same code? (a) CKNB (b) DPME (c) EMPD (d) DLOC
  33. 33.If STAR is written as RATS, how is BOOK written in the same code? (a) CPPL (b) KOOB (c) JNNA (d) LPPC
  34. 34.If RAIN is written as IZRM, how is STAR written in the same code? (a) IHAJ (b) HGZI (c) TUBS (d) GFYH
  35. 35.If WIND is written as CMHV, how is CAT written in the same code? (a) TAC (b) BZS (c) SZB (d) UBD
  36. 36.If MOON is written as OQQP, how is TOYS written in the same code? (a) UPZT (b) VQAU (c) RMWQ (d) WRBV
  37. 37.If SHIP is written as OHGR, how is STAR written in the same code? (a) RATS (b) SBUT (c) QZSR (d) RSZQ
  38. 38.If STAR is written as TCVU, how is HAND written in the same code? (a) FPCJ (b) JCPF (c) DNAH (d) BLYF
  39. 39.If SUN is written as OVT, how is DRUM written in the same code? (a) ESVN (b) MURD (c) LTQC (d) NVSE
  40. 40.If TREE is written as USFF, how is RAIN written in the same code? (a) TCKP (b) OJBS (c) SBJO (d) QZHM

Answer key

  1. EQNF
  2. HSIF
  3. PWU
  4. EOJX
  5. UJKR
  6. FFSU
  7. MKVG
  8. TVO
  9. KOOB
  10. MDO
  11. EFTL
  12. FPKY
  13. KLIM
  14. GLBH
  15. QHVW
  16. WLT
  17. PYGL
  18. KGJI
  19. YZOO
  20. JRDC
  21. DLOG
  22. DBLF
  23. NVSE
  24. XZPV
  25. DRMW
  26. JKHL
  27. PLON
  28. IGRC
  29. YVOO
  30. PRGV
  31. OZNK
  32. EMPD
  33. KOOB
  34. HGZI
  35. SZB
  36. VQAU
  37. QZSR
  38. FPCJ
  39. NVSE
  40. SBJO

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