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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 661 · 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 GJTI, how is DOG written in the same code? (a) EPH (b) CNF (c) HPE (d) FQI
  2. 2.If CAKE is written as BZJD, how is LION written in the same code? (a) LION (b) KHNM (c) MJPO (d) JGML
  3. 3.If STAR is written as RATS, how is COLD written in the same code? (a) DLOC (b) EMPD (c) DPME (d) CKNB
  4. 4.If COLD is written as EMPD, how is BALL written in the same code? (a) LLAB (b) CBMM (c) KKZA (d) MMBC
  5. 5.If CAKE is written as GMCE, how is CAT written in the same code? (a) TAC (b) VCE (c) ECV (d) RYA
  6. 6.If MILK is written as OKNM, how is FISH written in the same code? (a) HKUJ (b) ILVK (c) DGQF (d) GJTI
  7. 7.If COLD is written as BNKC, how is CAT written in the same code? (a) AYR (b) BZS (c) DBU (d) CAT
  8. 8.If CAT is written as FDW, how is MOON written in the same code? (a) JLLK (b) PRRQ (c) QSSR (d) OQQP
  9. 9.If KITE is written as FUJL, how is LION written in the same code? (a) MNHK (b) OPJM (c) MJPO (d) NOIL
  10. 10.If TOYS is written as GLBH, how is PEN written in the same code? (a) KVM (b) JUL (c) LWN (d) QFO
  11. 11.If TOYS is written as UAQV, how is WIND written in the same code? (a) BLGU (b) DNIW (c) FPKY (d) YKPF
  12. 12.If BOAT is written as YLZG, how is STAR written in the same code? (a) GFYH (b) TUBS (c) HGZI (d) IHAJ
  13. 13.If DESK is written as CDRJ, how is PEN written in the same code? (a) NCL (b) PEN (c) QFO (d) ODM
  14. 14.If JUMP is written as LWOR, how is CAT written in the same code? (a) DBU (b) ECV (c) AYR (d) FDW
  15. 15.If HAND is written as SZMW, how is BOAT written in the same code? (a) CPBU (b) YLZG (c) XKYF (d) ZMAH
  16. 16.If DRUM is written as NVSE, how is PARK written in the same code? (a) JQZO (b) KRAP (c) QBSL (d) LSBQ
  17. 17.If PARK is written as KRAP, how is BOAT written in the same code? (a) UBPC (b) TAOB (c) SZNA (d) CPBU
  18. 18.If FISH is written as HSIF, how is MOON written in the same code? (a) OPPN (b) NPPO (c) NOOM (d) MNNL
  19. 19.If SHIP is written as UJKR, how is BELL written in the same code? (a) EHOO (b) CFMM (c) ZCJJ (d) DGNN
  20. 20.If JUMP is written as QFNK, how is SHIP written in the same code? (a) TIJQ (b) HSRK (c) GRQJ (d) ITSL
  21. 21.If FROG is written as GORF, how is CAT written in the same code? (a) SZB (b) UBD (c) DBU (d) TAC
  22. 22.If STAR is written as QZSR, how is WIND written in the same code? (a) EOJX (b) DNIW (c) VHMC (d) CMHV
  23. 23.If BOOK is written as JNNA, how is TREE written in the same code? (a) SQDD (b) EERT (c) FFSU (d) DDQS
  24. 24.If SUN is written as MTR, how is STAR written in the same code? (a) SBUT (b) QZSR (c) RSZQ (d) RATS
  25. 25.If NEST is written as TSEN, how is BOAT written in the same code? (a) SZNA (b) TAOB (c) UBPC (d) CPBU
  26. 26.If SHIP is written as QJIT, how is BOAT written in the same code? (a) UBPC (b) SZNA (c) TAOB (d) CPBU
  27. 27.If SHIP is written as HSRK, how is MILK written in the same code? (a) NJML (b) MQNO (c) OSPQ (d) NROP
  28. 28.If RAIN is written as IZRM, how is MILK written in the same code? (a) NROP (b) MQNO (c) OSPQ (d) NJML
  29. 29.If SUN is written as NUS, how is PARK written in the same code? (a) KRAP (b) LSBQ (c) QBSL (d) JQZO
  30. 30.If MOON is written as NOOM, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) UPZT (d) SYOT
  31. 31.If MILK is written as JKHL, how is BALL written in the same code? (a) AZKK (b) KKZA (c) LLAB (d) MMBC
  32. 32.If DOG is written as HPE, how is TREE written in the same code? (a) DDQS (b) EERT (c) FFSU (d) USFF
  33. 33.If KITE is written as DSHJ, how is WIND written in the same code? (a) DNIW (b) EOJX (c) CMHV (d) VHMC
  34. 34.If COLD is written as DLOC, how is DOG written in the same code? (a) GOD (b) EPH (c) HPE (d) FNC
  35. 35.If CAKE is written as GMCE, how is FISH written in the same code? (a) HSIF (b) HKUJ (c) FQGD (d) JUKH
  36. 36.If BELL is written as DGNN, how is SUN written in the same code? (a) UWP (b) VXQ (c) QSL (d) TVO
  37. 37.If FISH is written as HSIF, how is SUN written in the same code? (a) TVO (b) MTR (c) NUS (d) OVT
  38. 38.If TREE is written as GIVV, how is DOG written in the same code? (a) VKS (b) XMU (c) WLT (d) EPH
  39. 39.If FROG is written as UILT, how is RAIN written in the same code? (a) SBJO (b) IZRM (c) HYQL (d) JASN
  40. 40.If PEN is written as PGR, how is BOAT written in the same code? (a) VCQD (b) RYMZ (c) DQCV (d) TAOB

Answer key

  1. EPH
  2. KHNM
  3. DLOC
  4. MMBC
  5. VCE
  6. HKUJ
  7. BZS
  8. PRRQ
  9. OPJM
  10. KVM
  11. FPKY
  12. HGZI
  13. ODM
  14. ECV
  15. YLZG
  16. LSBQ
  17. TAOB
  18. NOOM
  19. DGNN
  20. HSRK
  21. TAC
  22. CMHV
  23. DDQS
  24. QZSR
  25. TAOB
  26. UBPC
  27. NROP
  28. NROP
  29. KRAP
  30. SYOT
  31. KKZA
  32. FFSU
  33. CMHV
  34. GOD
  35. JUKH
  36. UWP
  37. NUS
  38. WLT
  39. IZRM
  40. VCQD

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