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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 653 · 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 DOG is written as CNF, how is DESK written in the same code? (a) CDRJ (b) EFTL (c) DESK (d) BCQI
  2. 2.If BELL is written as YVOO, how is DOG written in the same code? (a) WLT (b) VKS (c) EPH (d) XMU
  3. 3.If SUN is written as RTM, how is SHIP written in the same code? (a) QFGN (b) TIJQ (c) RGHO (d) SHIP
  4. 4.If CAT is written as ECV, how is COLD written in the same code? (a) FROG (b) EQNF (c) AMJB (d) DPME
  5. 5.If CAKE is written as FDNH, how is JUMP written in the same code? (a) GRJM (b) NYQT (c) LWOR (d) MXPS
  6. 6.If RAIN is written as OJBS, how is WIND written in the same code? (a) CMHV (b) EOJX (c) XJOE (d) DNIW
  7. 7.If CAKE is written as XZPV, how is BOAT written in the same code? (a) XKYF (b) YLZG (c) ZMAH (d) CPBU
  8. 8.If PEN is written as NEP, how is CAT written in the same code? (a) SZB (b) TAC (c) UBD (d) DBU
  9. 9.If PARK is written as KZIP, how is BALL written in the same code? (a) CBMM (b) XYNN (c) ZAPP (d) YZOO
  10. 10.If MOON is written as OPPN, how is LAMP written in the same code? (a) OLZK (b) PMAL (c) MBNQ (d) QNBM
  11. 11.If SUN is written as TVO, how is WIND written in the same code? (a) VHMC (b) XJOE (c) YKPF (d) EOJX
  12. 12.If SUN is written as QSL, how is DESK written in the same code? (a) FGUM (b) ABPH (c) CDRJ (d) BCQI
  13. 13.If MILK is written as LMJN, how is FROG written in the same code? (a) GSPH (b) FNQE (c) GORF (d) HPSG
  14. 14.If BELL is written as KKDA, how is FISH written in the same code? (a) GRHE (b) HSIF (c) EHRG (d) ITJG
  15. 15.If LION is written as ORLM, how is MILK written in the same code? (a) NROP (b) OSPQ (c) MQNO (d) NJML
  16. 16.If TREE is written as WUHH, how is LAMP written in the same code? (a) ODPS (b) NCOR (c) PEQT (d) IXJM
  17. 17.If PEN is written as NEP, how is JUMP written in the same code? (a) OLTI (b) PMUJ (c) QNVK (d) KVNQ
  18. 18.If GOLD is written as TLOW, how is STAR written in the same code? (a) IHAJ (b) HGZI (c) TUBS (d) GFYH
  19. 19.If MILK is written as KLIM, how is TREE written in the same code? (a) USFF (b) FFSU (c) EERT (d) DDQS
  20. 20.If FROG is written as IQTH, how is TREE written in the same code? (a) VTGG (b) EERT (c) CCPR (d) GGTV
  21. 21.If JUMP is written as QFNK, how is BELL written in the same code? (a) ZWPP (b) YVOO (c) CFMM (d) XUNN
  22. 22.If HAND is written as IBOE, how is FISH written in the same code? (a) GJTI (b) ITJG (c) EHRG (d) HKUJ
  23. 23.If TREE is written as GIVV, how is DRUM written in the same code? (a) XJGO (b) ESVN (c) VHEM (d) WIFN
  24. 24.If TOYS is written as RMWQ, how is CAKE written in the same code? (a) ZXHB (b) AYIC (c) ECMG (d) BZJD
  25. 25.If PEN is written as NEP, how is CAKE written in the same code? (a) DBLF (b) DJZB (c) EKAC (d) FLBD
  26. 26.If BOOK is written as YLLP, how is LION written in the same code? (a) PSMN (b) MJPO (c) NQKL (d) ORLM
  27. 27.If MOON is written as NOOM, how is PARK written in the same code? (a) JQZO (b) LSBQ (c) QBSL (d) KRAP
  28. 28.If PEN is written as NEP, how is PARK written in the same code? (a) JQZO (b) QBSL (c) KRAP (d) LSBQ
  29. 29.If LION is written as MJPO, how is COLD written in the same code? (a) EMPD (b) EQNF (c) BNKC (d) DPME
  30. 30.If LION is written as OPJM, how is BOAT written in the same code? (a) TAOB (b) CPBU (c) SZNA (d) UBPC
  31. 31.If DRUM is written as WIFN, how is TREE written in the same code? (a) GIVV (b) HJWW (c) USFF (d) FHUU
  32. 32.If FROG is written as UILT, how is SHIP written in the same code? (a) HSRK (b) TIJQ (c) ITSL (d) GRQJ
  33. 33.If SHIP is written as PIHS, how is MILK written in the same code? (a) NJML (b) LMJN (c) JKHL (d) KLIM
  34. 34.If SUN is written as NUS, how is FROG written in the same code? (a) GSPH (b) HPSG (c) GORF (d) FNQE
  35. 35.If SHIP is written as TIJQ, how is BOOK written in the same code? (a) DQQM (b) CPPL (c) LPPC (d) ANNJ
  36. 36.If BOAT is written as SZNA, how is RAIN written in the same code? (a) OJBS (b) QZHM (c) MHZQ (d) NIAR
  37. 37.If CAKE is written as EKAC, how is JUMP written in the same code? (a) QNVK (b) KVNQ (c) OLTI (d) PMUJ
  38. 38.If GOLD is written as EMPH, how is FROG written in the same code? (a) HPSG (b) GSPH (c) GORF (d) FNQE
  39. 39.If TREE is written as FFSU, how is LAMP written in the same code? (a) MBNQ (b) QNBM (c) PMAL (d) OLZK
  40. 40.If COLD is written as FNQE, how is MOON written in the same code? (a) NOOM (b) LMMK (c) PQQO (d) OQQP

Answer key

  1. CDRJ
  2. WLT
  3. RGHO
  4. EQNF
  5. MXPS
  6. EOJX
  7. YLZG
  8. TAC
  9. YZOO
  10. QNBM
  11. XJOE
  12. BCQI
  13. HPSG
  14. GRHE
  15. NROP
  16. ODPS
  17. PMUJ
  18. HGZI
  19. EERT
  20. GGTV
  21. YVOO
  22. GJTI
  23. WIFN
  24. AYIC
  25. EKAC
  26. ORLM
  27. KRAP
  28. KRAP
  29. DPME
  30. UBPC
  31. GIVV
  32. HSRK
  33. KLIM
  34. GORF
  35. CPPL
  36. MHZQ
  37. PMUJ
  38. HPSG
  39. QNBM
  40. PQQO

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