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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 232 · 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 FISH is written as EHRG, how is BOOK written in the same code? (a) BOOK (b) ANNJ (c) ZMMI (d) CPPL
  2. 2.If BOAT is written as TAOB, how is BOOK written in the same code? (a) KOOB (b) CPPL (c) LPPC (d) JNNA
  3. 3.If RAIN is written as OJBS, how is MOON written in the same code? (a) NOOM (b) OPPN (c) MNNL (d) NPPO
  4. 4.If LION is written as NOIL, how is FISH written in the same code? (a) GJTI (b) GRHE (c) HSIF (d) ITJG
  5. 5.If FISH is written as GJTI, how is GOLD written in the same code? (a) IQNF (b) EMPH (c) FNKC (d) HPME
  6. 6.If DESK is written as BCQI, how is BELL written in the same code? (a) ADKK (b) ZCJJ (c) YBII (d) DGNN
  7. 7.If BALL is written as ZYJJ, how is LAMP written in the same code? (a) NCOR (b) KZLO (c) JYKN (d) IXJM
  8. 8.If LION is written as NOIL, how is DRUM written in the same code? (a) MURD (b) ESVN (c) NVSE (d) LTQC
  9. 9.If STAR is written as TUBS, how is DRUM written in the same code? (a) NVSE (b) FTWO (c) CQTL (d) ESVN
  10. 10.If CAKE is written as XZPV, how is LAMP written in the same code? (a) PAOL (b) MBNQ (c) NYMJ (d) OZNK
  11. 11.If DRUM is written as OWTF, how is LAMP written in the same code? (a) NCOR (b) PMAL (c) NKYJ (d) ROCN
  12. 12.If BALL is written as AZKK, how is GOLD written in the same code? (a) HPME (b) GOLD (c) EMJB (d) FNKC
  13. 13.If BALL is written as CBMM, how is STAR written in the same code? (a) UVCT (b) TUBS (c) SBUT (d) RSZQ
  14. 14.If LION is written as NOIL, how is MILK written in the same code? (a) JKHL (b) NJML (c) LMJN (d) KLIM
  15. 15.If COLD is written as FROG, how is MOON written in the same code? (a) OQQP (b) QSSR (c) JLLK (d) PRRQ
  16. 16.If NEST is written as SRDM, how is LION written in the same code? (a) KHNM (b) OPJM (c) MNHK (d) NOIL
  17. 17.If DOG is written as GOD, how is BALL written in the same code? (a) CBMM (b) LLAB (c) KKZA (d) MMBC
  18. 18.If WIND is written as DNIW, how is FISH written in the same code? (a) GRHE (b) ITJG (c) HSIF (d) GJTI
  19. 19.If BELL is written as KKDA, how is FISH written in the same code? (a) ITJG (b) EHRG (c) HSIF (d) GRHE
  20. 20.If DESK is written as WVHP, how is TOYS written in the same code? (a) HMCI (b) FKAG (c) GLBH (d) UPZT
  21. 21.If DRUM is written as WIFN, how is GOLD written in the same code? (a) TLOW (b) SKNV (c) UMPX (d) HPME
  22. 22.If LAMP is written as QNBM, how is LION written in the same code? (a) MJPO (b) MNHK (c) NOIL (d) OPJM
  23. 23.If BOAT is written as ZMYR, how is JUMP written in the same code? (a) GRJM (b) LWOR (c) HSKN (d) ITLO
  24. 24.If RAIN is written as PYGL, how is CAT written in the same code? (a) BZS (b) ECV (c) AYR (d) ZXQ
  25. 25.If NEST is written as MVHG, how is DRUM written in the same code? (a) ESVN (b) XJGO (c) WIFN (d) VHEM
  26. 26.If TREE is written as USFF, how is DESK written in the same code? (a) CDRJ (b) LTFE (c) FGUM (d) EFTL
  27. 27.If WIND is written as DRMW, how is FISH written in the same code? (a) URHS (b) GJTI (c) TQGR (d) VSIT
  28. 28.If PEN is written as OFQ, how is KITE written in the same code? (a) LJUF (b) DSHJ (c) FUJL (d) ETIK
  29. 29.If MOON is written as OPPN, how is GOLD written in the same code? (a) CKNF (b) HPME (c) DLOG (d) EMPH
  30. 30.If SHIP is written as TIJQ, how is KITE written in the same code? (a) JHSD (b) MKVG (c) FUJL (d) LJUF
  31. 31.If WIND is written as DNIW, how is RAIN written in the same code? (a) SBJO (b) MHZQ (c) OJBS (d) NIAR
  32. 32.If DESK is written as KSED, how is MOON written in the same code? (a) NPPO (b) OPPN (c) NOOM (d) MNNL
  33. 33.If KITE is written as ETIK, how is BOAT written in the same code? (a) TAOB (b) SZNA (c) CPBU (d) UBPC
  34. 34.If LAMP is written as ODPS, how is DRUM written in the same code? (a) HVYQ (b) GUXP (c) AORJ (d) FTWO
  35. 35.If DESK is written as KSED, how is DRUM written in the same code? (a) LTQC (b) ESVN (c) MURD (d) NVSE
  36. 36.If TREE is written as GIVV, how is HAND written in the same code? (a) TANX (b) RYLV (c) SZMW (d) IBOE
  37. 37.If MILK is written as KLIM, how is WIND written in the same code? (a) EOJX (b) XJOE (c) DNIW (d) CMHV
  38. 38.If DESK is written as KSED, how is CAT written in the same code? (a) DBU (b) TAC (c) UBD (d) SZB
  39. 39.If SUN is written as VXQ, how is CAT written in the same code? (a) ZXQ (b) FDW (c) ECV (d) GEX
  40. 40.If MOON is written as PQQO, how is BALL written in the same code? (a) NNCD (b) LLAB (c) JJYZ (d) DCNN

Answer key

  1. ANNJ
  2. KOOB
  3. OPPN
  4. HSIF
  5. HPME
  6. ZCJJ
  7. JYKN
  8. MURD
  9. ESVN
  10. OZNK
  11. ROCN
  12. FNKC
  13. TUBS
  14. KLIM
  15. PRRQ
  16. MNHK
  17. LLAB
  18. HSIF
  19. GRHE
  20. GLBH
  21. TLOW
  22. OPJM
  23. HSKN
  24. AYR
  25. WIFN
  26. EFTL
  27. URHS
  28. FUJL
  29. EMPH
  30. LJUF
  31. NIAR
  32. NOOM
  33. TAOB
  34. GUXP
  35. MURD
  36. SZMW
  37. DNIW
  38. TAC
  39. FDW
  40. NNCD

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