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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 52 · 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 BOOK is written as ZMMI, how is KITE written in the same code? (a) JHSD (b) MKVG (c) HFQB (d) IGRC
  2. 2.If PEN is written as KVM, how is HAND written in the same code? (a) TANX (b) IBOE (c) SZMW (d) RYLV
  3. 3.If BALL is written as EDOO, how is LION written in the same code? (a) OLRQ (b) PMSR (c) NKQP (d) IFLK
  4. 4.If DRUM is written as MURD, how is CAKE written in the same code? (a) EKAC (b) FLBD (c) DBLF (d) DJZB
  5. 5.If LAMP is written as PMAL, how is GOLD written in the same code? (a) EMPH (b) HPME (c) CKNF (d) DLOG
  6. 6.If COLD is written as XLOW, how is RAIN written in the same code? (a) JASN (b) SBJO (c) HYQL (d) IZRM
  7. 7.If TOYS is written as SYOT, how is LION written in the same code? (a) OPJM (b) MJPO (c) NOIL (d) MNHK
  8. 8.If SUN is written as HFM, how is MOON written in the same code? (a) NLLM (b) NPPO (c) MKKL (d) OMMN
  9. 9.If SHIP is written as PIHS, how is DESK written in the same code? (a) JRDC (b) EFTL (c) LTFE (d) KSED
  10. 10.If DRUM is written as MURD, how is TREE written in the same code? (a) USFF (b) EERT (c) FFSU (d) DDQS
  11. 11.If WIND is written as CMHV, how is NEST written in the same code? (a) UTFO (b) SRDM (c) TSEN (d) MDRS
  12. 12.If LAMP is written as OLZK, how is TREE written in the same code? (a) DDQS (b) EERT (c) SQDD (d) FFSU
  13. 13.If SUN is written as HFM, how is LAMP written in the same code? (a) OZNK (b) PAOL (c) NYMJ (d) MBNQ
  14. 14.If COLD is written as FROG, how is LAMP written in the same code? (a) IXJM (b) PEQT (c) ODPS (d) NCOR
  15. 15.If BELL is written as LLEB, how is BOOK written in the same code? (a) JNNA (b) LPPC (c) CPPL (d) KOOB
  16. 16.If DESK is written as KSED, how is BALL written in the same code? (a) CBMM (b) MMBC (c) LLAB (d) KKZA
  17. 17.If LAMP is written as MBNQ, how is MOON written in the same code? (a) OQQP (b) LNNM (c) OPPN (d) NPPO
  18. 18.If LAMP is written as QNBM, how is MILK written in the same code? (a) KLIM (b) LMJN (c) JKHL (d) NJML
  19. 19.If CAT is written as XZG, how is BELL written in the same code? (a) XUNN (b) CFMM (c) YVOO (d) ZWPP
  20. 20.If BOOK is written as KOOB, how is MOON written in the same code? (a) MNNL (b) NPPO (c) OPPN (d) NOOM
  21. 21.If TREE is written as GIVV, how is GOLD written in the same code? (a) SKNV (b) UMPX (c) TLOW (d) HPME
  22. 22.If DRUM is written as NVSE, how is GOLD written in the same code? (a) EMPH (b) CKNF (c) DLOG (d) HPME
  23. 23.If SHIP is written as QFGN, how is GOLD written in the same code? (a) FNKC (b) DLIA (c) IQNF (d) EMJB
  24. 24.If SHIP is written as HSRK, how is BALL written in the same code? (a) YZOO (b) CBMM (c) XYNN (d) ZAPP
  25. 25.If SHIP is written as PIHS, how is STAR written in the same code? (a) TUBS (b) RATS (c) QZSR (d) SBUT
  26. 26.If PEN is written as KVM, how is DOG written in the same code? (a) VKS (b) WLT (c) XMU (d) EPH
  27. 27.If JUMP is written as QFNK, how is PARK written in the same code? (a) LAJQ (b) JYHO (c) QBSL (d) KZIP
  28. 28.If CAKE is written as AYIC, how is LAMP written in the same code? (a) IXJM (b) NCOR (c) JYKN (d) KZLO
  29. 29.If DOG is written as WLT, how is DRUM written in the same code? (a) XJGO (b) VHEM (c) ESVN (d) WIFN
  30. 30.If KITE is written as PRGV, how is STAR written in the same code? (a) IHAJ (b) TUBS (c) HGZI (d) GFYH
  31. 31.If SUN is written as QSL, how is MOON written in the same code? (a) LNNM (b) KMML (c) JLLK (d) OQQP
  32. 32.If TOYS is written as SYOT, how is FISH written in the same code? (a) HSIF (b) ITJG (c) GJTI (d) GRHE
  33. 33.If NEST is written as SRDM, how is TOYS written in the same code? (a) SYOT (b) TZPU (c) RXNS (d) SNXR
  34. 34.If WIND is written as DNIW, how is MILK written in the same code? (a) JKHL (b) LMJN (c) KLIM (d) NJML
  35. 35.If CAT is written as BZS, how is DOG written in the same code? (a) EPH (b) BME (c) CNF (d) DOG
  36. 36.If GOLD is written as CKNF, how is BALL written in the same code? (a) AZKK (b) LLAB (c) MMBC (d) KKZA
  37. 37.If KITE is written as FUJL, how is DESK written in the same code? (a) EFTL (b) JRDC (c) LTFE (d) KSED
  38. 38.If SHIP is written as HSRK, how is STAR written in the same code? (a) HGZI (b) GFYH (c) TUBS (d) IHAJ
  39. 39.If DESK is written as FGUM, how is RAIN written in the same code? (a) UDLQ (b) PYGL (c) SBJO (d) TCKP
  40. 40.If TREE is written as EERT, how is CAT written in the same code? (a) TAC (b) DBU (c) SZB (d) UBD

Answer key

  1. IGRC
  2. SZMW
  3. OLRQ
  4. EKAC
  5. DLOG
  6. IZRM
  7. NOIL
  8. NLLM
  9. KSED
  10. EERT
  11. SRDM
  12. DDQS
  13. OZNK
  14. ODPS
  15. KOOB
  16. LLAB
  17. NPPO
  18. LMJN
  19. YVOO
  20. NOOM
  21. TLOW
  22. EMPH
  23. EMJB
  24. YZOO
  25. RATS
  26. WLT
  27. KZIP
  28. JYKN
  29. WIFN
  30. HGZI
  31. KMML
  32. HSIF
  33. RXNS
  34. KLIM
  35. CNF
  36. KKZA
  37. LTFE
  38. HGZI
  39. TCKP
  40. TAC

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