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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 936 · 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 MVHG, how is BALL written in the same code? (a) CBMM (b) YZOO (c) XYNN (d) ZAPP
  2. 2.If FROG is written as GSPH, how is CAKE written in the same code? (a) ECMG (b) DBLF (c) BZJD (d) FLBD
  3. 3.If TREE is written as VTGG, how is MOON written in the same code? (a) OQQP (b) KMML (c) PRRQ (d) NPPO
  4. 4.If STAR is written as RATS, how is GOLD written in the same code? (a) DLOG (b) HPME (c) CKNF (d) EMPH
  5. 5.If JUMP is written as PMUJ, how is MOON written in the same code? (a) NPPO (b) MNNL (c) NOOM (d) OPPN
  6. 6.If BOOK is written as LPPC, how is RAIN written in the same code? (a) NIAR (b) OJBS (c) SBJO (d) MHZQ
  7. 7.If STAR is written as HGZI, how is DRUM written in the same code? (a) VHEM (b) ESVN (c) WIFN (d) XJGO
  8. 8.If DOG is written as HPE, how is BELL written in the same code? (a) CFMM (b) LLEB (c) KKDA (d) MMFC
  9. 9.If NEST is written as TSEN, how is MOON written in the same code? (a) NOOM (b) OPPN (c) NPPO (d) MNNL
  10. 10.If SHIP is written as PIHS, how is KITE written in the same code? (a) LJUF (b) ETIK (c) FUJL (d) DSHJ
  11. 11.If DRUM is written as MURD, how is RAIN written in the same code? (a) OJBS (b) MHZQ (c) NIAR (d) SBJO
  12. 12.If MOON is written as PQQO, how is FISH written in the same code? (a) FQGD (b) HSIF (c) JUKH (d) HKUJ
  13. 13.If BOOK is written as LPPC, how is DRUM written in the same code? (a) ESVN (b) NVSE (c) LTQC (d) MURD
  14. 14.If CAT is written as DBU, how is FROG written in the same code? (a) HTQI (b) GSPH (c) EQNF (d) HPSG
  15. 15.If STAR is written as HGZI, how is LION written in the same code? (a) ORLM (b) PSMN (c) NQKL (d) MJPO
  16. 16.If JUMP is written as PMUJ, how is DRUM written in the same code? (a) ESVN (b) LTQC (c) MURD (d) NVSE
  17. 17.If SHIP is written as RGHO, how is PEN written in the same code? (a) QFO (b) NCL (c) PEN (d) ODM
  18. 18.If CAKE is written as EKAC, how is BOAT written in the same code? (a) UBPC (b) CPBU (c) TAOB (d) SZNA
  19. 19.If STAR is written as SBUT, how is TREE written in the same code? (a) USFF (b) FFSU (c) EERT (d) DDQS
  20. 20.If TREE is written as WUHH, how is DESK written in the same code? (a) HIWO (b) FGUM (c) GHVN (d) ABPH
  21. 21.If TOYS is written as GLBH, how is HAND written in the same code? (a) SZMW (b) TANX (c) RYLV (d) IBOE
  22. 22.If FISH is written as URHS, how is FROG written in the same code? (a) UILT (b) GSPH (c) VJMU (d) THKS
  23. 23.If SUN is written as OVT, how is JUMP written in the same code? (a) QNVK (b) PMUJ (c) OLTI (d) KVNQ
  24. 24.If BALL is written as KKZA, how is RAIN written in the same code? (a) NIAR (b) OJBS (c) MHZQ (d) QZHM
  25. 25.If HAND is written as EOBI, how is CAKE written in the same code? (a) DJZB (b) EKAC (c) FLBD (d) DBLF
  26. 26.If BOAT is written as ERDW, how is DOG written in the same code? (a) HSK (b) FQI (c) GRJ (d) ALD
  27. 27.If STAR is written as TUBS, how is KITE written in the same code? (a) LJUF (b) MKVG (c) JHSD (d) FUJL
  28. 28.If BOAT is written as TAOB, how is STAR written in the same code? (a) QZSR (b) SBUT (c) TUBS (d) RATS
  29. 29.If TREE is written as EERT, how is CAKE written in the same code? (a) DBLF (b) DJZB (c) EKAC (d) FLBD
  30. 30.If COLD is written as DLOC, how is MOON written in the same code? (a) OPPN (b) NOOM (c) MNNL (d) NPPO
  31. 31.If LAMP is written as OZNK, how is COLD written in the same code? (a) XLOW (b) YMPX (c) WKNV (d) DPME
  32. 32.If JUMP is written as QFNK, how is HAND written in the same code? (a) TANX (b) RYLV (c) SZMW (d) IBOE
  33. 33.If TREE is written as FFSU, how is BELL written in the same code? (a) KKDA (b) CFMM (c) MMFC (d) LLEB
  34. 34.If DRUM is written as LTQC, how is FISH written in the same code? (a) HSIF (b) EHRG (c) ITJG (d) GRHE
  35. 35.If PARK is written as OZQJ, how is TOYS written in the same code? (a) UPZT (b) TOYS (c) SNXR (d) RMWQ
  36. 36.If SUN is written as PWU, how is CAKE written in the same code? (a) EKAC (b) CIYA (c) ECMG (d) GMCE
  37. 37.If BALL is written as AZKK, how is CAT written in the same code? (a) CAT (b) DBU (c) BZS (d) AYR
  38. 38.If FISH is written as EHRG, how is RAIN written in the same code? (a) RAIN (b) QZHM (c) PYGL (d) SBJO
  39. 39.If LAMP is written as JYKN, how is FISH written in the same code? (a) CFPE (b) EHRG (c) HKUJ (d) DGQF
  40. 40.If MOON is written as NLLM, how is DRUM written in the same code? (a) XJGO (b) WIFN (c) VHEM (d) ESVN

Answer key

  1. YZOO
  2. DBLF
  3. OQQP
  4. DLOG
  5. NOOM
  6. OJBS
  7. WIFN
  8. MMFC
  9. NOOM
  10. ETIK
  11. NIAR
  12. JUKH
  13. NVSE
  14. GSPH
  15. ORLM
  16. MURD
  17. ODM
  18. TAOB
  19. FFSU
  20. GHVN
  21. SZMW
  22. UILT
  23. QNVK
  24. MHZQ
  25. FLBD
  26. GRJ
  27. LJUF
  28. RATS
  29. EKAC
  30. NOOM
  31. XLOW
  32. SZMW
  33. MMFC
  34. GRHE
  35. SNXR
  36. GMCE
  37. BZS
  38. QZHM
  39. DGQF
  40. WIFN

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