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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 102 · 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 URHS, how is DOG written in the same code? (a) XMU (b) VKS (c) EPH (d) WLT
  2. 2.If TREE is written as FFSU, how is RAIN written in the same code? (a) MHZQ (b) NIAR (c) SBJO (d) OJBS
  3. 3.If MOON is written as NLLM, how is GOLD written in the same code? (a) SKNV (b) TLOW (c) HPME (d) UMPX
  4. 4.If DRUM is written as FTWO, how is BOOK written in the same code? (a) ZMMI (b) CPPL (c) ERRN (d) DQQM
  5. 5.If MILK is written as KLIM, how is FISH written in the same code? (a) ITJG (b) GRHE (c) GJTI (d) HSIF
  6. 6.If DESK is written as LTFE, how is RAIN written in the same code? (a) MHZQ (b) SBJO (c) OJBS (d) NIAR
  7. 7.If DRUM is written as LTQC, how is CAKE written in the same code? (a) EKAC (b) DJZB (c) BZJD (d) FLBD
  8. 8.If BALL is written as YZOO, how is DOG written in the same code? (a) EPH (b) VKS (c) XMU (d) WLT
  9. 9.If LAMP is written as PMAL, how is CAT written in the same code? (a) UBD (b) SZB (c) DBU (d) TAC
  10. 10.If PEN is written as NCL, how is CAT written in the same code? (a) ZXQ (b) ECV (c) AYR (d) BZS
  11. 11.If TREE is written as EERT, how is FROG written in the same code? (a) GSPH (b) HPSG (c) GORF (d) FNQE
  12. 12.If LAMP is written as ODPS, how is TOYS written in the same code? (a) XSCW (b) QLVP (c) VQAU (d) WRBV
  13. 13.If LAMP is written as ODPS, how is PARK written in the same code? (a) SDUN (b) RCTM (c) MXOH (d) TEVO
  14. 14.If SUN is written as HFM, how is BELL written in the same code? (a) YVOO (b) CFMM (c) XUNN (d) ZWPP
  15. 15.If DRUM is written as NVSE, how is MILK written in the same code? (a) KLIM (b) LMJN (c) NJML (d) JKHL
  16. 16.If COLD is written as FROG, how is KITE written in the same code? (a) MKVG (b) OMXI (c) HFQB (d) NLWH
  17. 17.If FROG is written as IQTH, how is MOON written in the same code? (a) OQQP (b) NOOM (c) PQQO (d) LMMK
  18. 18.If TREE is written as VTGG, how is DESK written in the same code? (a) EFTL (b) FGUM (c) BCQI (d) GHVN
  19. 19.If TREE is written as GIVV, how is JUMP written in the same code? (a) QFNK (b) RGOL (c) KVNQ (d) PEMJ
  20. 20.If LION is written as MNHK, how is KITE written in the same code? (a) DSHJ (b) ETIK (c) JHSD (d) FUJL
  21. 21.If PEN is written as QFO, how is FROG written in the same code? (a) HTQI (b) HPSG (c) EQNF (d) GSPH
  22. 22.If COLD is written as EQNF, how is WIND written in the same code? (a) ZLQG (b) YKPF (c) XJOE (d) UGLB
  23. 23.If DRUM is written as WIFN, how is SHIP written in the same code? (a) HSRK (b) ITSL (c) TIJQ (d) GRQJ
  24. 24.If SUN is written as HFM, how is BOOK written in the same code? (a) YLLP (b) CPPL (c) ZMMQ (d) XKKO
  25. 25.If KITE is written as ETIK, how is LION written in the same code? (a) MJPO (b) OPJM (c) MNHK (d) NOIL
  26. 26.If LAMP is written as OZNK, how is FISH written in the same code? (a) GJTI (b) TQGR (c) VSIT (d) URHS
  27. 27.If KITE is written as JHSD, how is COLD written in the same code? (a) DPME (b) COLD (c) AMJB (d) BNKC
  28. 28.If TREE is written as EERT, how is BELL written in the same code? (a) MMFC (b) CFMM (c) LLEB (d) KKDA
  29. 29.If BALL is written as KKZA, how is RAIN written in the same code? (a) NIAR (b) OJBS (c) MHZQ (d) QZHM
  30. 30.If BOAT is written as CPBU, how is LAMP written in the same code? (a) QNBM (b) KZLO (c) NCOR (d) MBNQ
  31. 31.If BOOK is written as ERRN, how is MOON written in the same code? (a) JLLK (b) PRRQ (c) QSSR (d) OQQP
  32. 32.If SHIP is written as PIHS, how is KITE written in the same code? (a) LJUF (b) ETIK (c) FUJL (d) DSHJ
  33. 33.If CAKE is written as XZPV, how is LAMP written in the same code? (a) NYMJ (b) OZNK (c) MBNQ (d) PAOL
  34. 34.If SUN is written as TVO, how is HAND written in the same code? (a) JCPF (b) IBOE (c) EOBI (d) GZMC
  35. 35.If DRUM is written as OWTF, how is DOG written in the same code? (a) FQI (b) GOD (c) EMB (d) IQF
  36. 36.If TREE is written as FFSU, how is DOG written in the same code? (a) EPH (b) HPE (c) GOD (d) FNC
  37. 37.If COLD is written as EQNF, how is BOOK written in the same code? (a) ZMMI (b) ERRN (c) CPPL (d) DQQM
  38. 38.If TREE is written as USFF, how is DOG written in the same code? (a) HPE (b) CNF (c) EPH (d) FQI
  39. 39.If STAR is written as QZSR, how is CAKE written in the same code? (a) BZJD (b) EKAC (c) DJZB (d) FLBD
  40. 40.If KITE is written as JHSD, how is BOAT written in the same code? (a) ZMYR (b) CPBU (c) BOAT (d) ANZS

Answer key

  1. WLT
  2. OJBS
  3. TLOW
  4. DQQM
  5. HSIF
  6. OJBS
  7. DJZB
  8. WLT
  9. TAC
  10. AYR
  11. GORF
  12. WRBV
  13. SDUN
  14. YVOO
  15. LMJN
  16. NLWH
  17. PQQO
  18. FGUM
  19. QFNK
  20. DSHJ
  21. GSPH
  22. YKPF
  23. HSRK
  24. YLLP
  25. NOIL
  26. URHS
  27. BNKC
  28. LLEB
  29. MHZQ
  30. MBNQ
  31. PRRQ
  32. ETIK
  33. OZNK
  34. IBOE
  35. IQF
  36. HPE
  37. DQQM
  38. EPH
  39. DJZB
  40. ANZS

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