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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 679 · 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 OWTF, how is CAT written in the same code? (a) TAC (b) RYA (c) VCE (d) ECV
  2. 2.If DOG is written as EPH, how is BOOK written in the same code? (a) LPPC (b) DQQM (c) ANNJ (d) CPPL
  3. 3.If SHIP is written as QJIT, how is STAR written in the same code? (a) RATS (b) TUBS (c) QZSR (d) SBUT
  4. 4.If STAR is written as HGZI, how is DRUM written in the same code? (a) WIFN (b) ESVN (c) VHEM (d) XJGO
  5. 5.If DESK is written as JRDC, how is GOLD written in the same code? (a) DLOG (b) EMPH (c) FNKC (d) CKNF
  6. 6.If DOG is written as FNC, how is LION written in the same code? (a) NOIL (b) MNHK (c) KHNM (d) OPJM
  7. 7.If FROG is written as FNQE, how is NEST written in the same code? (a) TSEN (b) UTFO (c) SRDM (d) MDRS
  8. 8.If TREE is written as GGTV, how is DOG written in the same code? (a) GOD (b) IQF (c) FQI (d) EMB
  9. 9.If SUN is written as HFM, how is DOG written in the same code? (a) XMU (b) WLT (c) EPH (d) VKS
  10. 10.If STAR is written as VWDU, how is SUN written in the same code? (a) WYR (b) UWP (c) PRK (d) VXQ
  11. 11.If WIND is written as DNIW, how is COLD written in the same code? (a) DLOC (b) DPME (c) EMPD (d) CKNB
  12. 12.If FISH is written as HSIF, how is WIND written in the same code? (a) DNIW (b) CMHV (c) EOJX (d) XJOE
  13. 13.If DRUM is written as MURD, how is BOAT written in the same code? (a) CPBU (b) UBPC (c) SZNA (d) TAOB
  14. 14.If KITE is written as FUJL, how is PARK written in the same code? (a) JQZO (b) QBSL (c) LSBQ (d) KRAP
  15. 15.If STAR is written as TUBS, how is BOOK written in the same code? (a) CPPL (b) ANNJ (c) DQQM (d) LPPC
  16. 16.If FISH is written as HSIF, how is DOG written in the same code? (a) GOD (b) EPH (c) HPE (d) FNC
  17. 17.If PARK is written as KZIP, how is FROG written in the same code? (a) GSPH (b) THKS (c) VJMU (d) UILT
  18. 18.If CAT is written as ECV, how is TREE written in the same code? (a) RPCC (b) USFF (c) VTGG (d) WUHH
  19. 19.If GOLD is written as FNQI, how is MOON written in the same code? (a) NOOM (b) OQQP (c) LMMK (d) PQQO
  20. 20.If MOON is written as LNNM, how is JUMP written in the same code? (a) ITLO (b) HSKN (c) JUMP (d) KVNQ
  21. 21.If DOG is written as GOD, how is BELL written in the same code? (a) CFMM (b) LLEB (c) KKDA (d) MMFC
  22. 22.If MILK is written as KLIM, how is BALL written in the same code? (a) LLAB (b) CBMM (c) KKZA (d) MMBC
  23. 23.If MILK is written as MNKO, how is BOOK written in the same code? (a) MQQD (b) DQQM (c) IMMZ (d) KOOB
  24. 24.If MILK is written as MNKO, how is DOG written in the same code? (a) GOD (b) IQF (c) EMB (d) FQI
  25. 25.If STAR is written as HGZI, how is COLD written in the same code? (a) YMPX (b) XLOW (c) DPME (d) WKNV
  26. 26.If CAT is written as DBU, how is COLD written in the same code? (a) EMPD (b) EQNF (c) BNKC (d) DPME
  27. 27.If WIND is written as DNIW, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) DBLF (d) EKAC
  28. 28.If DOG is written as WLT, how is FROG written in the same code? (a) VJMU (b) THKS (c) UILT (d) GSPH
  29. 29.If BOOK is written as KOOB, how is GOLD written in the same code? (a) DLOG (b) HPME (c) CKNF (d) EMPH
  30. 30.If MILK is written as LMJN, how is BOOK written in the same code? (a) KOOB (b) CPPL (c) JNNA (d) LPPC
  31. 31.If DRUM is written as FTWO, how is MOON written in the same code? (a) KMML (b) NPPO (c) OQQP (d) PRRQ
  32. 32.If LION is written as MJPO, how is MILK written in the same code? (a) LMJN (b) NJML (c) OKNM (d) LHKJ
  33. 33.If BOAT is written as VCQD, how is WIND written in the same code? (a) FPKY (b) YKPF (c) BLGU (d) DNIW
  34. 34.If SUN is written as RTM, how is GOLD written in the same code? (a) FNKC (b) EMJB (c) GOLD (d) HPME
  35. 35.If PEN is written as QFO, how is BALL written in the same code? (a) DCNN (b) AZKK (c) MMBC (d) CBMM
  36. 36.If HAND is written as JCPF, how is FROG written in the same code? (a) IURJ (b) HTQI (c) DPME (d) GSPH
  37. 37.If BOAT is written as TAOB, how is DOG written in the same code? (a) EPH (b) GOD (c) FNC (d) HPE
  38. 38.If LAMP is written as PMAL, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) SYOT (d) UPZT
  39. 39.If KITE is written as PRGV, how is TOYS written in the same code? (a) FKAG (b) UPZT (c) HMCI (d) GLBH
  40. 40.If SHIP is written as HSRK, how is MILK written in the same code? (a) NROP (b) NJML (c) MQNO (d) OSPQ

Answer key

  1. VCE
  2. CPPL
  3. SBUT
  4. WIFN
  5. CKNF
  6. MNHK
  7. SRDM
  8. IQF
  9. WLT
  10. VXQ
  11. DLOC
  12. DNIW
  13. TAOB
  14. LSBQ
  15. CPPL
  16. GOD
  17. UILT
  18. VTGG
  19. PQQO
  20. ITLO
  21. LLEB
  22. LLAB
  23. MQQD
  24. IQF
  25. XLOW
  26. DPME
  27. EKAC
  28. UILT
  29. DLOG
  30. LPPC
  31. OQQP
  32. NJML
  33. FPKY
  34. FNKC
  35. CBMM
  36. HTQI
  37. GOD
  38. SYOT
  39. GLBH
  40. NROP

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