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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 171 · 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 FISH written in the same code? (a) ILVK (b) HKUJ (c) GJTI (d) DGQF
  2. 2.If KITE is written as GVKM, how is DOG written in the same code? (a) EMB (b) FQI (c) IQF (d) GOD
  3. 3.If TREE is written as DDQS, how is DRUM written in the same code? (a) CQTL (b) MURD (c) LTQC (d) NVSE
  4. 4.If SHIP is written as HSRK, how is BELL written in the same code? (a) YVOO (b) ZWPP (c) XUNN (d) CFMM
  5. 5.If PEN is written as RGP, how is DOG written in the same code? (a) EPH (b) FQI (c) GRJ (d) BME
  6. 6.If PEN is written as SHQ, how is CAT written in the same code? (a) ECV (b) GEX (c) FDW (d) ZXQ
  7. 7.If DRUM is written as WIFN, how is BOAT written in the same code? (a) XKYF (b) CPBU (c) ZMAH (d) YLZG
  8. 8.If BALL is written as YZOO, how is GOLD written in the same code? (a) UMPX (b) SKNV (c) TLOW (d) HPME
  9. 9.If BALL is written as AZKK, how is FROG written in the same code? (a) DPME (b) GSPH (c) EQNF (d) FROG
  10. 10.If COLD is written as BNKC, how is WIND written in the same code? (a) XJOE (b) WIND (c) VHMC (d) UGLB
  11. 11.If BOAT is written as ZMYR, how is LAMP written in the same code? (a) NCOR (b) IXJM (c) KZLO (d) JYKN
  12. 12.If BOOK is written as YLLP, how is TREE written in the same code? (a) HJWW (b) FHUU (c) USFF (d) GIVV
  13. 13.If PARK is written as KZIP, how is FROG written in the same code? (a) VJMU (b) THKS (c) UILT (d) GSPH
  14. 14.If WIND is written as DNIW, how is SUN written in the same code? (a) MTR (b) OVT (c) NUS (d) TVO
  15. 15.If LION is written as NOIL, how is MILK written in the same code? (a) LMJN (b) NJML (c) KLIM (d) JKHL
  16. 16.If DOG is written as GOD, how is DRUM written in the same code? (a) ESVN (b) MURD (c) NVSE (d) LTQC
  17. 17.If KITE is written as ETIK, how is RAIN written in the same code? (a) SBJO (b) OJBS (c) MHZQ (d) NIAR
  18. 18.If LAMP is written as KZLO, how is LION written in the same code? (a) KHNM (b) JGML (c) MJPO (d) LION
  19. 19.If FISH is written as URHS, how is PEN written in the same code? (a) JUL (b) QFO (c) KVM (d) LWN
  20. 20.If WIND is written as VHMC, how is BOAT written in the same code? (a) CPBU (b) ZMYR (c) ANZS (d) BOAT
  21. 21.If COLD is written as EMPD, how is DESK written in the same code? (a) JRDC (b) EFTL (c) KSED (d) LTFE
  22. 22.If LION is written as OPJM, how is COLD written in the same code? (a) DLOC (b) CKNB (c) EMPD (d) DPME
  23. 23.If DRUM is written as OWTF, how is MOON written in the same code? (a) NOOM (b) PQQO (c) LMMK (d) OQQP
  24. 24.If BALL is written as YZOO, how is DRUM written in the same code? (a) ESVN (b) WIFN (c) XJGO (d) VHEM
  25. 25.If DRUM is written as WIFN, how is MILK written in the same code? (a) MQNO (b) NJML (c) NROP (d) OSPQ
  26. 26.If PARK is written as KZIP, how is MOON written in the same code? (a) NPPO (b) MKKL (c) OMMN (d) NLLM
  27. 27.If DOG is written as IQF, how is BALL written in the same code? (a) JJYZ (b) DCNN (c) NNCD (d) LLAB
  28. 28.If NEST is written as UTFO, how is GOLD written in the same code? (a) EMPH (b) CKNF (c) DLOG (d) HPME
  29. 29.If PARK is written as SDUN, how is SUN written in the same code? (a) VXQ (b) UWP (c) PRK (d) WYR
  30. 30.If DESK is written as FGUM, how is CAT written in the same code? (a) FDW (b) ECV (c) DBU (d) AYR
  31. 31.If PARK is written as KZIP, how is BOOK written in the same code? (a) CPPL (b) YLLP (c) XKKO (d) ZMMQ
  32. 32.If WIND is written as DNIW, how is CAT written in the same code? (a) DBU (b) SZB (c) UBD (d) TAC
  33. 33.If SUN is written as UWP, how is CAT written in the same code? (a) ECV (b) AYR (c) FDW (d) DBU
  34. 34.If DOG is written as WLT, how is KITE written in the same code? (a) PRGV (b) LJUF (c) OQFU (d) QSHW
  35. 35.If MILK is written as JKHL, how is PEN written in the same code? (a) ODM (b) OFQ (c) MDO (d) NEP
  36. 36.If PEN is written as NEP, how is GOLD written in the same code? (a) EMPH (b) HPME (c) CKNF (d) DLOG
  37. 37.If FROG is written as GORF, how is PEN written in the same code? (a) OFQ (b) MDO (c) QFO (d) NEP
  38. 38.If DOG is written as IQF, how is DRUM written in the same code? (a) MURD (b) FTWO (c) OWTF (d) KSPB
  39. 39.If BALL is written as LLAB, how is MOON written in the same code? (a) MNNL (b) NOOM (c) NPPO (d) OPPN
  40. 40.If SHIP is written as OHGR, how is NEST written in the same code? (a) TSEN (b) UTFO (c) MDRS (d) SRDM

Answer key

  1. HKUJ
  2. IQF
  3. LTQC
  4. YVOO
  5. FQI
  6. FDW
  7. YLZG
  8. TLOW
  9. EQNF
  10. VHMC
  11. JYKN
  12. GIVV
  13. UILT
  14. NUS
  15. KLIM
  16. MURD
  17. NIAR
  18. KHNM
  19. KVM
  20. ANZS
  21. LTFE
  22. EMPD
  23. PQQO
  24. WIFN
  25. NROP
  26. NLLM
  27. NNCD
  28. EMPH
  29. VXQ
  30. ECV
  31. YLLP
  32. TAC
  33. ECV
  34. PRGV
  35. MDO
  36. DLOG
  37. NEP
  38. OWTF
  39. NOOM
  40. SRDM

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