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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 907 · 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 DOG is written as IQF, how is RAIN written in the same code? (a) LGYP (b) NIAR (c) PKCT (d) TCKP
  2. 2.If LAMP is written as OZNK, how is DRUM written in the same code? (a) ESVN (b) XJGO (c) WIFN (d) VHEM
  3. 3.If STAR is written as TCVU, how is FISH written in the same code? (a) FQGD (b) HKUJ (c) JUKH (d) HSIF
  4. 4.If DESK is written as WVHP, how is LAMP written in the same code? (a) NYMJ (b) OZNK (c) PAOL (d) MBNQ
  5. 5.If CAT is written as VCE, how is HAND written in the same code? (a) BLYF (b) FPCJ (c) DNAH (d) JCPF
  6. 6.If PARK is written as JQZO, how is BOAT written in the same code? (a) UBPC (b) TAOB (c) ANZS (d) SZNA
  7. 7.If HAND is written as KDQG, how is RAIN written in the same code? (a) VEMR (b) OXFK (c) TCKP (d) UDLQ
  8. 8.If WIND is written as EOJX, how is FROG written in the same code? (a) GSPH (b) GORF (c) FNQE (d) HPSG
  9. 9.If DESK is written as WVHP, how is DOG written in the same code? (a) WLT (b) XMU (c) VKS (d) EPH
  10. 10.If LION is written as NOIL, how is HAND written in the same code? (a) EOBI (b) CMZG (c) IBOE (d) DNAH
  11. 11.If SUN is written as UWP, how is CAKE written in the same code? (a) DBLF (b) AYIC (c) FDNH (d) ECMG
  12. 12.If LION is written as OLRQ, how is MOON written in the same code? (a) JLLK (b) PRRQ (c) QSSR (d) OQQP
  13. 13.If DOG is written as WLT, how is STAR written in the same code? (a) GFYH (b) IHAJ (c) TUBS (d) HGZI
  14. 14.If TOYS is written as GLBH, how is BELL written in the same code? (a) CFMM (b) ZWPP (c) YVOO (d) XUNN
  15. 15.If RAIN is written as OJBS, how is CAKE written in the same code? (a) DJZB (b) DBLF (c) FLBD (d) EKAC
  16. 16.If GOLD is written as JROG, how is BELL written in the same code? (a) FIPP (b) EHOO (c) YBII (d) DGNN
  17. 17.If STAR is written as TUBS, how is RAIN written in the same code? (a) OJBS (b) QZHM (c) SBJO (d) TCKP
  18. 18.If COLD is written as EMPD, how is BELL written in the same code? (a) CFMM (b) MMFC (c) LLEB (d) KKDA
  19. 19.If BOOK is written as CPPL, how is PEN written in the same code? (a) QFO (b) OFQ (c) RGP (d) ODM
  20. 20.If DESK is written as LTFE, how is COLD written in the same code? (a) DLOC (b) CKNB (c) DPME (d) EMPD
  21. 21.If BALL is written as LLAB, how is CAT written in the same code? (a) TAC (b) DBU (c) SZB (d) UBD
  22. 22.If WIND is written as DRMW, how is CAT written in the same code? (a) DBU (b) XZG (c) WYF (d) YAH
  23. 23.If PARK is written as KZIP, how is COLD written in the same code? (a) YMPX (b) XLOW (c) DPME (d) WKNV
  24. 24.If LAMP is written as PMAL, how is DRUM written in the same code? (a) ESVN (b) MURD (c) LTQC (d) NVSE
  25. 25.If SUN is written as OVT, how is RAIN written in the same code? (a) MHZQ (b) SBJO (c) OJBS (d) NIAR
  26. 26.If DOG is written as FQI, how is BOAT written in the same code? (a) DQCV (b) CPBU (c) ERDW (d) ZMYR
  27. 27.If LAMP is written as PMAL, how is GOLD written in the same code? (a) EMPH (b) DLOG (c) HPME (d) CKNF
  28. 28.If RAIN is written as NIAR, how is STAR written in the same code? (a) SBUT (b) RATS (c) TUBS (d) QZSR
  29. 29.If TREE is written as DDQS, how is DRUM written in the same code? (a) MURD (b) NVSE (c) CQTL (d) LTQC
  30. 30.If MILK is written as KGJI, how is FISH written in the same code? (a) EHRG (b) DGQF (c) HKUJ (d) CFPE
  31. 31.If TOYS is written as GLBH, how is DRUM written in the same code? (a) XJGO (b) ESVN (c) WIFN (d) VHEM
  32. 32.If CAT is written as AYR, how is DRUM written in the same code? (a) CQTL (b) BPSK (c) FTWO (d) AORJ
  33. 33.If BOAT is written as TAOB, how is MOON written in the same code? (a) OPPN (b) MNNL (c) NPPO (d) NOOM
  34. 34.If COLD is written as XLOW, how is DOG written in the same code? (a) WLT (b) EPH (c) XMU (d) VKS
  35. 35.If BOAT is written as CPBU, how is STAR written in the same code? (a) UVCT (b) RSZQ (c) SBUT (d) TUBS
  36. 36.If KITE is written as DSHJ, how is DESK written in the same code? (a) KSED (b) JRDC (c) LTFE (d) CDRJ
  37. 37.If WIND is written as XJOE, how is COLD written in the same code? (a) EQNF (b) BNKC (c) EMPD (d) DPME
  38. 38.If TREE is written as GIVV, how is CAT written in the same code? (a) XZG (b) YAH (c) WYF (d) DBU
  39. 39.If DOG is written as GOD, how is CAT written in the same code? (a) SZB (b) DBU (c) UBD (d) TAC
  40. 40.If JUMP is written as QFNK, how is CAKE written in the same code? (a) DBLF (b) WYOU (c) XZPV (d) YAQW

Answer key

  1. PKCT
  2. WIFN
  3. JUKH
  4. OZNK
  5. FPCJ
  6. SZNA
  7. UDLQ
  8. HPSG
  9. WLT
  10. DNAH
  11. ECMG
  12. PRRQ
  13. HGZI
  14. YVOO
  15. FLBD
  16. EHOO
  17. SBJO
  18. MMFC
  19. QFO
  20. EMPD
  21. TAC
  22. XZG
  23. XLOW
  24. MURD
  25. OJBS
  26. DQCV
  27. DLOG
  28. RATS
  29. LTQC
  30. DGQF
  31. WIFN
  32. BPSK
  33. NOOM
  34. WLT
  35. TUBS
  36. JRDC
  37. DPME
  38. XZG
  39. TAC
  40. XZPV

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