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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 378 · 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 NEST is written as SRDM, how is GOLD written in the same code? (a) CKNF (b) DLOG (c) FNKC (d) EMPH
  2. 2.If BOAT is written as CPBU, how is SUN written in the same code? (a) TVO (b) RTM (c) UWP (d) OVT
  3. 3.If MILK is written as LMJN, how is HAND written in the same code? (a) EOBI (b) IBOE (c) CMZG (d) DNAH
  4. 4.If WIND is written as CMHV, how is SHIP written in the same code? (a) RGHO (b) PIHS (c) QJIT (d) OHGR
  5. 5.If CAKE is written as DJZB, how is DRUM written in the same code? (a) NVSE (b) CQTL (c) LTQC (d) MURD
  6. 6.If BOOK is written as MQQD, how is SUN written in the same code? (a) NUS (b) LSQ (c) PWU (d) UWP
  7. 7.If PARK is written as SDUN, how is NEST written in the same code? (a) QHVW (b) KBPQ (c) PGUV (d) RIWX
  8. 8.If SHIP is written as HSRK, how is STAR written in the same code? (a) IHAJ (b) GFYH (c) HGZI (d) TUBS
  9. 9.If HAND is written as SZMW, how is MOON written in the same code? (a) NPPO (b) MKKL (c) NLLM (d) OMMN
  10. 10.If BALL is written as LLAB, how is DRUM written in the same code? (a) ESVN (b) MURD (c) LTQC (d) NVSE
  11. 11.If BOOK is written as DQQM, how is STAR written in the same code? (a) QRYP (b) TUBS (c) UVCT (d) VWDU
  12. 12.If CAT is written as DBU, how is SUN written in the same code? (a) UWP (b) TVO (c) RTM (d) OVT
  13. 13.If BOAT is written as CPBU, how is FROG written in the same code? (a) GSPH (b) EQNF (c) HTQI (d) HPSG
  14. 14.If GOLD is written as DLOG, how is MOON written in the same code? (a) NPPO (b) NOOM (c) OPPN (d) MNNL
  15. 15.If NEST is written as MVHG, how is MILK written in the same code? (a) MQNO (b) NJML (c) NROP (d) OSPQ
  16. 16.If TREE is written as USFF, how is PEN written in the same code? (a) ODM (b) RGP (c) OFQ (d) QFO
  17. 17.If BOOK is written as ANNJ, how is BALL written in the same code? (a) BALL (b) ZYJJ (c) AZKK (d) CBMM
  18. 18.If BOOK is written as KOOB, how is PARK written in the same code? (a) KRAP (b) JQZO (c) QBSL (d) LSBQ
  19. 19.If BOAT is written as YLZG, how is PARK written in the same code? (a) KZIP (b) LAJQ (c) QBSL (d) JYHO
  20. 20.If TREE is written as EERT, how is LION written in the same code? (a) OPJM (b) MNHK (c) MJPO (d) NOIL
  21. 21.If GOLD is written as FNQI, how is MOON written in the same code? (a) PQQO (b) OQQP (c) LMMK (d) NOOM
  22. 22.If DESK is written as JRDC, how is CAKE written in the same code? (a) FLBD (b) BZJD (c) DJZB (d) EKAC
  23. 23.If BOAT is written as VCQD, how is KITE written in the same code? (a) ETIK (b) MKVG (c) CRGI (d) GVKM
  24. 24.If MILK is written as KLIM, how is NEST written in the same code? (a) SRDM (b) TSEN (c) UTFO (d) OFTU
  25. 25.If BALL is written as KKZA, how is CAT written in the same code? (a) TAC (b) BZS (c) UBD (d) SZB
  26. 26.If JUMP is written as PMUJ, how is HAND written in the same code? (a) EOBI (b) CMZG (c) DNAH (d) IBOE
  27. 27.If TREE is written as FFSU, how is MOON written in the same code? (a) NOOM (b) MNNL (c) NPPO (d) OPPN
  28. 28.If PARK is written as KRAP, how is DESK written in the same code? (a) EFTL (b) JRDC (c) LTFE (d) KSED
  29. 29.If DOG is written as BME, how is CAT written in the same code? (a) AYR (b) ECV (c) ZXQ (d) BZS
  30. 30.If PARK is written as SDUN, how is GOLD written in the same code? (a) KSPH (b) DLIA (c) JROG (d) IQNF
  31. 31.If DRUM is written as WIFN, how is GOLD written in the same code? (a) TLOW (b) SKNV (c) HPME (d) UMPX
  32. 32.If WIND is written as DNIW, how is BOOK written in the same code? (a) JNNA (b) CPPL (c) KOOB (d) LPPC
  33. 33.If CAT is written as VCE, how is PARK written in the same code? (a) RCTM (b) KRAP (c) MTCR (d) IPYN
  34. 34.If PEN is written as OFQ, how is WIND written in the same code? (a) EOJX (b) CMHV (c) DNIW (d) XJOE
  35. 35.If DOG is written as IQF, how is STAR written in the same code? (a) TCVU (b) PYRQ (c) UVCT (d) RATS
  36. 36.If SHIP is written as TIJQ, how is CAT written in the same code? (a) BZS (b) DBU (c) ECV (d) UBD
  37. 37.If FISH is written as URHS, how is TREE written in the same code? (a) GIVV (b) HJWW (c) USFF (d) FHUU
  38. 38.If DRUM is written as WIFN, how is TOYS written in the same code? (a) HMCI (b) UPZT (c) FKAG (d) GLBH
  39. 39.If CAT is written as FDW, how is DRUM written in the same code? (a) FTWO (b) AORJ (c) GUXP (d) HVYQ
  40. 40.If RAIN is written as TCKP, how is STAR written in the same code? (a) TUBS (b) VWDU (c) UVCT (d) QRYP

Answer key

  1. CKNF
  2. TVO
  3. EOBI
  4. OHGR
  5. LTQC
  6. PWU
  7. QHVW
  8. HGZI
  9. NLLM
  10. MURD
  11. UVCT
  12. TVO
  13. GSPH
  14. NOOM
  15. NROP
  16. QFO
  17. AZKK
  18. KRAP
  19. KZIP
  20. NOIL
  21. PQQO
  22. DJZB
  23. GVKM
  24. TSEN
  25. SZB
  26. DNAH
  27. OPPN
  28. KSED
  29. AYR
  30. JROG
  31. TLOW
  32. KOOB
  33. MTCR
  34. EOJX
  35. TCVU
  36. DBU
  37. GIVV
  38. GLBH
  39. GUXP
  40. UVCT

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