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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 80 · 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 DRUM is written as NVSE, how is PARK written in the same code? (a) KRAP (b) JQZO (c) LSBQ (d) QBSL
  2. 2.If DOG is written as WLT, how is LION written in the same code? (a) ORLM (b) NQKL (c) MJPO (d) PSMN
  3. 3.If LION is written as OPJM, how is KITE written in the same code? (a) FUJL (b) DSHJ (c) LJUF (d) ETIK
  4. 4.If SUN is written as PWU, how is STAR written in the same code? (a) PYRQ (b) UVCT (c) RATS (d) TCVU
  5. 5.If STAR is written as RATS, how is DESK written in the same code? (a) JRDC (b) EFTL (c) LTFE (d) KSED
  6. 6.If DRUM is written as LTQC, how is DOG written in the same code? (a) CNF (b) GOD (c) HPE (d) FNC
  7. 7.If BALL is written as YZOO, how is DRUM written in the same code? (a) VHEM (b) ESVN (c) XJGO (d) WIFN
  8. 8.If FROG is written as GSPH, how is NEST written in the same code? (a) UTFO (b) PGUV (c) OFTU (d) MDRS
  9. 9.If FISH is written as GRHE, how is STAR written in the same code? (a) RSZQ (b) QZSR (c) SBUT (d) RATS
  10. 10.If DRUM is written as GUXP, how is FROG written in the same code? (a) JVSK (b) IURJ (c) HTQI (d) COLD
  11. 11.If SHIP is written as QFGN, how is PEN written in the same code? (a) ODM (b) NCL (c) RGP (d) MBK
  12. 12.If CAKE is written as XZPV, how is SHIP written in the same code? (a) ITSL (b) GRQJ (c) HSRK (d) TIJQ
  13. 13.If BOOK is written as JNNA, how is CAT written in the same code? (a) BZS (b) UBD (c) TAC (d) SZB
  14. 14.If RAIN is written as IZRM, how is FISH written in the same code? (a) VSIT (b) GJTI (c) URHS (d) TQGR
  15. 15.If BALL is written as NNCD, how is LAMP written in the same code? (a) ROCN (b) NKYJ (c) PMAL (d) NCOR
  16. 16.If BALL is written as LLAB, how is CAKE written in the same code? (a) FLBD (b) EKAC (c) DBLF (d) DJZB
  17. 17.If PEN is written as QFO, how is TOYS written in the same code? (a) SNXR (b) VQAU (c) TZPU (d) UPZT
  18. 18.If JUMP is written as PMUJ, how is WIND written in the same code? (a) EOJX (b) DNIW (c) XJOE (d) CMHV
  19. 19.If FISH is written as ITJG, how is WIND written in the same code? (a) EOJX (b) DNIW (c) CMHV (d) XJOE
  20. 20.If GOLD is written as TLOW, how is SUN written in the same code? (a) IGN (b) TVO (c) GEL (d) HFM
  21. 21.If FROG is written as GORF, how is HAND written in the same code? (a) CMZG (b) DNAH (c) EOBI (d) IBOE
  22. 22.If BALL is written as NNCD, how is BOOK written in the same code? (a) IMMZ (b) DQQM (c) MQQD (d) KOOB
  23. 23.If NEST is written as PGUV, how is PEN written in the same code? (a) QFO (b) SHQ (c) RGP (d) NCL
  24. 24.If CAT is written as ECV, how is SUN written in the same code? (a) TVO (b) VXQ (c) UWP (d) QSL
  25. 25.If TREE is written as FFSU, how is BOOK written in the same code? (a) JNNA (b) CPPL (c) LPPC (d) KOOB
  26. 26.If TREE is written as GIVV, how is PARK written in the same code? (a) KZIP (b) LAJQ (c) QBSL (d) JYHO
  27. 27.If FISH is written as HSIF, how is JUMP written in the same code? (a) OLTI (b) KVNQ (c) QNVK (d) PMUJ
  28. 28.If CAT is written as XZG, how is WIND written in the same code? (a) CQLV (b) XJOE (c) ESNX (d) DRMW
  29. 29.If DESK is written as WVHP, how is KITE written in the same code? (a) PRGV (b) LJUF (c) QSHW (d) OQFU
  30. 30.If JUMP is written as QNVK, how is DRUM written in the same code? (a) LTQC (b) ESVN (c) NVSE (d) MURD
  31. 31.If SHIP is written as TIJQ, how is CAKE written in the same code? (a) BZJD (b) ECMG (c) FLBD (d) DBLF
  32. 32.If KITE is written as GVKM, how is LAMP written in the same code? (a) NKYJ (b) ROCN (c) PMAL (d) NCOR
  33. 33.If DRUM is written as WIFN, how is SUN written in the same code? (a) GEL (b) IGN (c) TVO (d) HFM
  34. 34.If LION is written as ORLM, how is FISH written in the same code? (a) URHS (b) VSIT (c) TQGR (d) GJTI
  35. 35.If CAKE is written as EKAC, how is RAIN written in the same code? (a) OJBS (b) NIAR (c) MHZQ (d) SBJO
  36. 36.If NEST is written as TSEN, how is SHIP written in the same code? (a) TIJQ (b) OHGR (c) QJIT (d) PIHS
  37. 37.If BOAT is written as TAOB, how is DRUM written in the same code? (a) LTQC (b) NVSE (c) ESVN (d) MURD
  38. 38.If KITE is written as GVKM, how is DESK written in the same code? (a) FGUM (b) MUGF (c) KSED (d) IQCB
  39. 39.If BALL is written as DCNN, how is FISH written in the same code? (a) DGQF (b) GJTI (c) HKUJ (d) ILVK
  40. 40.If WIND is written as DNIW, how is MOON written in the same code? (a) OPPN (b) NOOM (c) MNNL (d) NPPO

Answer key

  1. LSBQ
  2. ORLM
  3. FUJL
  4. TCVU
  5. KSED
  6. FNC
  7. WIFN
  8. OFTU
  9. QZSR
  10. IURJ
  11. NCL
  12. HSRK
  13. SZB
  14. URHS
  15. ROCN
  16. EKAC
  17. UPZT
  18. DNIW
  19. EOJX
  20. HFM
  21. DNAH
  22. MQQD
  23. RGP
  24. UWP
  25. LPPC
  26. KZIP
  27. PMUJ
  28. DRMW
  29. PRGV
  30. NVSE
  31. DBLF
  32. ROCN
  33. HFM
  34. URHS
  35. NIAR
  36. PIHS
  37. MURD
  38. MUGF
  39. HKUJ
  40. NOOM

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