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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 765 · 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 BELL is written as YVOO, how is DRUM written in the same code? (a) XJGO (b) VHEM (c) ESVN (d) WIFN
  2. 2.If FISH is written as URHS, how is WIND written in the same code? (a) CQLV (b) XJOE (c) ESNX (d) DRMW
  3. 3.If GOLD is written as EMJB, how is STAR written in the same code? (a) UVCT (b) RSZQ (c) QRYP (d) PQXO
  4. 4.If CAT is written as AYR, how is RAIN written in the same code? (a) TCKP (b) PYGL (c) QZHM (d) OXFK
  5. 5.If CAKE is written as EKAC, how is TREE written in the same code? (a) USFF (b) EERT (c) DDQS (d) FFSU
  6. 6.If FROG is written as GORF, how is FISH written in the same code? (a) GJTI (b) HSIF (c) ITJG (d) GRHE
  7. 7.If RAIN is written as PYGL, how is STAR written in the same code? (a) RSZQ (b) PQXO (c) QRYP (d) UVCT
  8. 8.If NEST is written as MVHG, how is BOAT written in the same code? (a) XKYF (b) ZMAH (c) CPBU (d) YLZG
  9. 9.If BOAT is written as TAOB, how is FISH written in the same code? (a) GRHE (b) ITJG (c) HSIF (d) GJTI
  10. 10.If JUMP is written as MXPS, how is TREE written in the same code? (a) VTGG (b) WUHH (c) QOBB (d) XVII
  11. 11.If CAT is written as TAC, how is LION written in the same code? (a) MNHK (b) NOIL (c) MJPO (d) OPJM
  12. 12.If DOG is written as WLT, how is RAIN written in the same code? (a) SBJO (b) JASN (c) HYQL (d) IZRM
  13. 13.If DOG is written as WLT, how is KITE written in the same code? (a) OQFU (b) PRGV (c) LJUF (d) QSHW
  14. 14.If CAT is written as ECV, how is KITE written in the same code? (a) MKVG (b) LJUF (c) NLWH (d) IGRC
  15. 15.If NEST is written as MVHG, how is DRUM written in the same code? (a) VHEM (b) WIFN (c) XJGO (d) ESVN
  16. 16.If KITE is written as MKVG, how is FROG written in the same code? (a) GSPH (b) IURJ (c) HTQI (d) DPME
  17. 17.If LION is written as PQKN, how is BOOK written in the same code? (a) KOOB (b) IMMZ (c) DQQM (d) MQQD
  18. 18.If TREE is written as RPCC, how is DESK written in the same code? (a) ABPH (b) FGUM (c) CDRJ (d) BCQI
  19. 19.If JUMP is written as PMUJ, how is MOON written in the same code? (a) NOOM (b) NPPO (c) MNNL (d) OPPN
  20. 20.If DOG is written as FQI, how is DESK written in the same code? (a) GHVN (b) BCQI (c) EFTL (d) FGUM
  21. 21.If GOLD is written as JROG, how is PARK written in the same code? (a) SDUN (b) MXOH (c) TEVO (d) RCTM
  22. 22.If BALL is written as CBMM, how is BOOK written in the same code? (a) LPPC (b) ANNJ (c) CPPL (d) DQQM
  23. 23.If LAMP is written as OLZK, how is MOON written in the same code? (a) MNNL (b) OPPN (c) LNNM (d) NOOM
  24. 24.If FROG is written as UILT, how is BOAT written in the same code? (a) XKYF (b) YLZG (c) CPBU (d) ZMAH
  25. 25.If CAT is written as TAC, how is TOYS written in the same code? (a) RXNS (b) UPZT (c) TZPU (d) SYOT
  26. 26.If DESK is written as WVHP, how is RAIN written in the same code? (a) IZRM (b) HYQL (c) JASN (d) SBJO
  27. 27.If FROG is written as HPSG, how is BALL written in the same code? (a) CBMM (b) MMBC (c) KKZA (d) LLAB
  28. 28.If SUN is written as HFM, how is JUMP written in the same code? (a) KVNQ (b) PEMJ (c) QFNK (d) RGOL
  29. 29.If MILK is written as LMJN, how is CAKE written in the same code? (a) FLBD (b) DBLF (c) DJZB (d) EKAC
  30. 30.If STAR is written as VWDU, how is DESK written in the same code? (a) HIWO (b) ABPH (c) FGUM (d) GHVN
  31. 31.If FISH is written as URHS, how is MILK written in the same code? (a) MQNO (b) OSPQ (c) NROP (d) NJML
  32. 32.If TOYS is written as TZPU, how is CAT written in the same code? (a) UBD (b) SZB (c) DBU (d) TAC
  33. 33.If MOON is written as OPPN, how is HAND written in the same code? (a) IBOE (b) CMZG (c) DNAH (d) EOBI
  34. 34.If DOG is written as GOD, how is DRUM written in the same code? (a) NVSE (b) ESVN (c) LTQC (d) MURD
  35. 35.If WIND is written as DNIW, how is BELL written in the same code? (a) KKDA (b) MMFC (c) CFMM (d) LLEB
  36. 36.If FISH is written as URHS, how is BALL written in the same code? (a) ZAPP (b) YZOO (c) CBMM (d) XYNN
  37. 37.If PEN is written as NEP, how is BOOK written in the same code? (a) LPPC (b) JNNA (c) KOOB (d) CPPL
  38. 38.If DRUM is written as MURD, how is BELL written in the same code? (a) CFMM (b) KKDA (c) MMFC (d) LLEB
  39. 39.If LAMP is written as OZNK, how is FROG written in the same code? (a) VJMU (b) THKS (c) GSPH (d) UILT
  40. 40.If MILK is written as KGJI, how is CAT written in the same code? (a) ZXQ (b) BZS (c) ECV (d) AYR

Answer key

  1. WIFN
  2. DRMW
  3. QRYP
  4. PYGL
  5. EERT
  6. HSIF
  7. QRYP
  8. YLZG
  9. HSIF
  10. WUHH
  11. NOIL
  12. IZRM
  13. PRGV
  14. MKVG
  15. WIFN
  16. HTQI
  17. MQQD
  18. BCQI
  19. NOOM
  20. FGUM
  21. SDUN
  22. CPPL
  23. MNNL
  24. YLZG
  25. SYOT
  26. IZRM
  27. MMBC
  28. QFNK
  29. FLBD
  30. GHVN
  31. NROP
  32. UBD
  33. EOBI
  34. MURD
  35. LLEB
  36. YZOO
  37. KOOB
  38. LLEB
  39. UILT
  40. AYR

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