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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 256 · 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 WLT, how is NEST written in the same code? (a) MVHG (b) OFTU (c) NWIH (d) LUGF
  2. 2.If BOAT is written as ANZS, how is STAR written in the same code? (a) TUBS (b) QRYP (c) STAR (d) RSZQ
  3. 3.If COLD is written as EQNF, how is MILK written in the same code? (a) PLON (b) NJML (c) KGJI (d) OKNM
  4. 4.If FISH is written as ITJG, how is BOOK written in the same code? (a) KOOB (b) LPPC (c) CPPL (d) JNNA
  5. 5.If CAT is written as TAC, how is HAND written in the same code? (a) DNAH (b) CMZG (c) EOBI (d) IBOE
  6. 6.If DRUM is written as BPSK, how is CAKE written in the same code? (a) ZXHB (b) AYIC (c) ECMG (d) BZJD
  7. 7.If BOAT is written as TAOB, how is FROG written in the same code? (a) GORF (b) FNQE (c) HPSG (d) GSPH
  8. 8.If COLD is written as XLOW, how is GOLD written in the same code? (a) UMPX (b) TLOW (c) HPME (d) SKNV
  9. 9.If SHIP is written as PIHS, how is FROG written in the same code? (a) HPSG (b) FNQE (c) GORF (d) GSPH
  10. 10.If PARK is written as KRAP, how is TREE written in the same code? (a) USFF (b) EERT (c) FFSU (d) DDQS
  11. 11.If PEN is written as NEP, how is NEST written in the same code? (a) OFTU (b) TSEN (c) SRDM (d) UTFO
  12. 12.If KITE is written as ETIK, how is RAIN written in the same code? (a) MHZQ (b) NIAR (c) OJBS (d) SBJO
  13. 13.If FISH is written as ITJG, how is TREE written in the same code? (a) DDQS (b) USFF (c) EERT (d) FFSU
  14. 14.If NEST is written as QHVW, how is LION written in the same code? (a) IFLK (b) NKQP (c) PMSR (d) OLRQ
  15. 15.If SHIP is written as HSRK, how is PEN written in the same code? (a) LWN (b) JUL (c) QFO (d) KVM
  16. 16.If KITE is written as NLWH, how is FROG written in the same code? (a) HTQI (b) IURJ (c) JVSK (d) COLD
  17. 17.If MOON is written as LNNM, how is BOOK written in the same code? (a) CPPL (b) ANNJ (c) BOOK (d) ZMMI
  18. 18.If FROG is written as HTQI, how is PEN written in the same code? (a) NCL (b) QFO (c) SHQ (d) RGP
  19. 19.If NEST is written as MVHG, how is SUN written in the same code? (a) GEL (b) IGN (c) HFM (d) TVO
  20. 20.If MILK is written as NROP, how is TOYS written in the same code? (a) FKAG (b) HMCI (c) UPZT (d) GLBH
  21. 21.If WIND is written as EOJX, how is BOOK written in the same code? (a) LPPC (b) JNNA (c) KOOB (d) CPPL
  22. 22.If TREE is written as GGTV, how is WIND written in the same code? (a) BLGU (b) FPKY (c) DNIW (d) YKPF
  23. 23.If CAKE is written as EKAC, how is WIND written in the same code? (a) XJOE (b) DNIW (c) EOJX (d) CMHV
  24. 24.If TOYS is written as VQAU, how is TREE written in the same code? (a) RPCC (b) VTGG (c) USFF (d) WUHH
  25. 25.If STAR is written as RATS, how is MOON written in the same code? (a) MNNL (b) OPPN (c) NOOM (d) NPPO
  26. 26.If PARK is written as KRAP, how is JUMP written in the same code? (a) OLTI (b) KVNQ (c) PMUJ (d) QNVK
  27. 27.If NEST is written as MVHG, how is FROG written in the same code? (a) GSPH (b) VJMU (c) THKS (d) UILT
  28. 28.If SUN is written as HFM, how is COLD written in the same code? (a) DPME (b) YMPX (c) WKNV (d) XLOW
  29. 29.If PEN is written as NEP, how is GOLD written in the same code? (a) EMPH (b) CKNF (c) DLOG (d) HPME
  30. 30.If MOON is written as NLLM, how is LAMP written in the same code? (a) OZNK (b) PAOL (c) MBNQ (d) NYMJ
  31. 31.If WIND is written as DRMW, how is LION written in the same code? (a) MJPO (b) PSMN (c) ORLM (d) NQKL
  32. 32.If MILK is written as NROP, how is MOON written in the same code? (a) MKKL (b) NLLM (c) NPPO (d) OMMN
  33. 33.If COLD is written as FROG, how is MILK written in the same code? (a) PLON (b) JFIH (c) OKNM (d) QMPO
  34. 34.If RAIN is written as OJBS, how is GOLD written in the same code? (a) HPME (b) EMPH (c) CKNF (d) DLOG
  35. 35.If BOAT is written as TAOB, how is BALL written in the same code? (a) LLAB (b) MMBC (c) CBMM (d) KKZA
  36. 36.If KITE is written as FUJL, how is BOAT written in the same code? (a) CPBU (b) SZNA (c) TAOB (d) UBPC
  37. 37.If SUN is written as HFM, how is JUMP written in the same code? (a) RGOL (b) KVNQ (c) PEMJ (d) QFNK
  38. 38.If SHIP is written as TIJQ, how is LAMP written in the same code? (a) KZLO (b) QNBM (c) NCOR (d) MBNQ
  39. 39.If COLD is written as XLOW, how is BALL written in the same code? (a) XYNN (b) CBMM (c) ZAPP (d) YZOO
  40. 40.If CAT is written as TAC, how is BELL written in the same code? (a) CFMM (b) MMFC (c) LLEB (d) KKDA

Answer key

  1. MVHG
  2. RSZQ
  3. OKNM
  4. LPPC
  5. DNAH
  6. AYIC
  7. GORF
  8. TLOW
  9. GORF
  10. EERT
  11. TSEN
  12. NIAR
  13. FFSU
  14. OLRQ
  15. KVM
  16. IURJ
  17. ANNJ
  18. RGP
  19. HFM
  20. GLBH
  21. LPPC
  22. FPKY
  23. DNIW
  24. VTGG
  25. NOOM
  26. PMUJ
  27. UILT
  28. XLOW
  29. DLOG
  30. OZNK
  31. ORLM
  32. NLLM
  33. PLON
  34. EMPH
  35. LLAB
  36. UBPC
  37. QFNK
  38. MBNQ
  39. YZOO
  40. LLEB

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