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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 473 · 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 WIND is written as DRMW, how is TOYS written in the same code? (a) FKAG (b) UPZT (c) HMCI (d) GLBH
  2. 2.If BELL is written as NNGD, how is RAIN written in the same code? (a) LGYP (b) NIAR (c) PKCT (d) TCKP
  3. 3.If CAT is written as SZB, how is GOLD written in the same code? (a) EMPH (b) CKNF (c) FNKC (d) DLOG
  4. 4.If SUN is written as NUS, how is WIND written in the same code? (a) XJOE (b) EOJX (c) CMHV (d) DNIW
  5. 5.If PARK is written as KRAP, how is CAT written in the same code? (a) TAC (b) SZB (c) DBU (d) UBD
  6. 6.If WIND is written as FPKY, how is TOYS written in the same code? (a) SYOT (b) UAQV (c) QWMR (d) VQAU
  7. 7.If COLD is written as EQNF, how is CAKE written in the same code? (a) FDNH (b) ECMG (c) AYIC (d) DBLF
  8. 8.If MILK is written as LMJN, how is GOLD written in the same code? (a) HPME (b) DLOG (c) EMPH (d) CKNF
  9. 9.If STAR is written as SBUT, how is DOG written in the same code? (a) FNC (b) HPE (c) GOD (d) EPH
  10. 10.If SHIP is written as QJIT, how is TREE written in the same code? (a) USFF (b) FFSU (c) DDQS (d) EERT
  11. 11.If SUN is written as NUS, how is CAT written in the same code? (a) TAC (b) DBU (c) SZB (d) UBD
  12. 12.If BELL is written as EHOO, how is SUN written in the same code? (a) WYR (b) UWP (c) PRK (d) VXQ
  13. 13.If CAT is written as XZG, how is FISH written in the same code? (a) VSIT (b) GJTI (c) TQGR (d) URHS
  14. 14.If CAKE is written as AYIC, how is BALL written in the same code? (a) ZYJJ (b) YXII (c) DCNN (d) AZKK
  15. 15.If SUN is written as NUS, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) DBLF (d) EKAC
  16. 16.If RAIN is written as NIAR, how is FROG written in the same code? (a) HPSG (b) GSPH (c) FNQE (d) GORF
  17. 17.If SUN is written as TVO, how is RAIN written in the same code? (a) QZHM (b) SBJO (c) OJBS (d) TCKP
  18. 18.If BELL is written as KKDA, how is TREE written in the same code? (a) FFSU (b) SQDD (c) DDQS (d) EERT
  19. 19.If RAIN is written as MHZQ, how is FISH written in the same code? (a) GRHE (b) EHRG (c) ITJG (d) HSIF
  20. 20.If FROG is written as UILT, how is TREE written in the same code? (a) FHUU (b) USFF (c) GIVV (d) HJWW
  21. 21.If TOYS is written as WRBV, how is GOLD written in the same code? (a) IQNF (b) DLIA (c) JROG (d) KSPH
  22. 22.If BOOK is written as ZMMI, how is SHIP written in the same code? (a) RGHO (b) UJKR (c) QFGN (d) PEFM
  23. 23.If SUN is written as QSL, how is CAT written in the same code? (a) ZXQ (b) AYR (c) ECV (d) BZS
  24. 24.If CAKE is written as DJZB, how is PARK written in the same code? (a) KRAP (b) LSBQ (c) OZQJ (d) JQZO
  25. 25.If CAKE is written as XZPV, how is BELL written in the same code? (a) CFMM (b) YVOO (c) XUNN (d) ZWPP
  26. 26.If TREE is written as DDQS, how is KITE written in the same code? (a) JHSD (b) ETIK (c) DSHJ (d) FUJL
  27. 27.If TREE is written as EERT, how is MILK written in the same code? (a) JKHL (b) KLIM (c) LMJN (d) NJML
  28. 28.If STAR is written as HGZI, how is CAKE written in the same code? (a) DBLF (b) WYOU (c) YAQW (d) XZPV
  29. 29.If NEST is written as PGUV, how is FROG written in the same code? (a) HTQI (b) GSPH (c) DPME (d) IURJ
  30. 30.If FROG is written as GSPH, how is BOOK written in the same code? (a) LPPC (b) CPPL (c) ANNJ (d) DQQM
  31. 31.If RAIN is written as TCKP, how is CAT written in the same code? (a) DBU (b) ECV (c) FDW (d) AYR
  32. 32.If COLD is written as DLOC, how is BELL written in the same code? (a) MMFC (b) KKDA (c) LLEB (d) CFMM
  33. 33.If CAKE is written as ECMG, how is BELL written in the same code? (a) DGNN (b) CFMM (c) EHOO (d) ZCJJ
  34. 34.If DESK is written as MUGF, how is MOON written in the same code? (a) OQQP (b) LMMK (c) PQQO (d) NOOM
  35. 35.If MOON is written as NOOM, how is DESK written in the same code? (a) JRDC (b) LTFE (c) KSED (d) EFTL
  36. 36.If FROG is written as GORF, how is CAKE written in the same code? (a) DBLF (b) DJZB (c) FLBD (d) EKAC
  37. 37.If STAR is written as RATS, how is TREE written in the same code? (a) FFSU (b) USFF (c) DDQS (d) EERT
  38. 38.If CAKE is written as BZJD, how is DESK written in the same code? (a) DESK (b) BCQI (c) EFTL (d) CDRJ
  39. 39.If TOYS is written as GLBH, how is HAND written in the same code? (a) SZMW (b) IBOE (c) TANX (d) RYLV
  40. 40.If TOYS is written as SYOT, how is PARK written in the same code? (a) LSBQ (b) QBSL (c) KRAP (d) JQZO

Answer key

  1. GLBH
  2. PKCT
  3. CKNF
  4. DNIW
  5. TAC
  6. UAQV
  7. ECMG
  8. EMPH
  9. HPE
  10. FFSU
  11. TAC
  12. VXQ
  13. URHS
  14. ZYJJ
  15. EKAC
  16. GORF
  17. SBJO
  18. DDQS
  19. GRHE
  20. GIVV
  21. JROG
  22. QFGN
  23. AYR
  24. JQZO
  25. YVOO
  26. DSHJ
  27. KLIM
  28. XZPV
  29. HTQI
  30. CPPL
  31. ECV
  32. LLEB
  33. DGNN
  34. PQQO
  35. KSED
  36. EKAC
  37. EERT
  38. CDRJ
  39. SZMW
  40. KRAP

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