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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 266 · 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 VHMC, how is TREE written in the same code? (a) TREE (b) USFF (c) SQDD (d) RPCC
  2. 2.If DOG is written as EPH, how is BELL written in the same code? (a) CFMM (b) ADKK (c) DGNN (d) MMFC
  3. 3.If DRUM is written as LTQC, how is TREE written in the same code? (a) FFSU (b) EERT (c) DDQS (d) SQDD
  4. 4.If BALL is written as YZOO, how is SUN written in the same code? (a) IGN (b) HFM (c) TVO (d) GEL
  5. 5.If KITE is written as LJUF, how is BOAT written in the same code? (a) DQCV (b) CPBU (c) UBPC (d) ANZS
  6. 6.If WIND is written as DNIW, how is NEST written in the same code? (a) OFTU (b) SRDM (c) TSEN (d) UTFO
  7. 7.If FROG is written as FNQE, how is TOYS written in the same code? (a) RXNS (b) SYOT (c) TZPU (d) SNXR
  8. 8.If BOOK is written as KOOB, how is STAR written in the same code? (a) RATS (b) QZSR (c) SBUT (d) TUBS
  9. 9.If DRUM is written as MURD, how is PEN written in the same code? (a) OFQ (b) MDO (c) QFO (d) NEP
  10. 10.If JUMP is written as PMUJ, how is TOYS written in the same code? (a) RXNS (b) UPZT (c) TZPU (d) SYOT
  11. 11.If FISH is written as HSIF, how is PEN written in the same code? (a) NEP (b) QFO (c) MDO (d) OFQ
  12. 12.If GOLD is written as JROG, how is SUN written in the same code? (a) UWP (b) VXQ (c) WYR (d) PRK
  13. 13.If HAND is written as SZMW, how is FROG written in the same code? (a) GSPH (b) VJMU (c) UILT (d) THKS
  14. 14.If DOG is written as BME, how is TREE written in the same code? (a) SQDD (b) QOBB (c) VTGG (d) RPCC
  15. 15.If SHIP is written as HSRK, how is NEST written in the same code? (a) LUGF (b) NWIH (c) OFTU (d) MVHG
  16. 16.If JUMP is written as PMUJ, how is NEST written in the same code? (a) UTFO (b) TSEN (c) SRDM (d) OFTU
  17. 17.If MILK is written as MNKO, how is JUMP written in the same code? (a) PMUJ (b) ROWL (c) NKSH (d) LWOR
  18. 18.If BOOK is written as YLLP, how is KITE written in the same code? (a) OQFU (b) PRGV (c) QSHW (d) LJUF
  19. 19.If GOLD is written as EMPH, how is LION written in the same code? (a) OPJM (b) MJPO (c) NOIL (d) MNHK
  20. 20.If DESK is written as KSED, how is DRUM written in the same code? (a) NVSE (b) ESVN (c) LTQC (d) MURD
  21. 21.If PARK is written as KRAP, how is CAT written in the same code? (a) DBU (b) SZB (c) UBD (d) TAC
  22. 22.If SHIP is written as VKLS, how is CAKE written in the same code? (a) ZXHB (b) FDNH (c) GEOI (d) ECMG
  23. 23.If BOAT is written as DQCV, how is LION written in the same code? (a) NKQP (b) MJPO (c) OLRQ (d) JGML
  24. 24.If DRUM is written as WIFN, how is SHIP written in the same code? (a) GRQJ (b) TIJQ (c) ITSL (d) HSRK
  25. 25.If DRUM is written as FTWO, how is SUN written in the same code? (a) UWP (b) QSL (c) TVO (d) VXQ
  26. 26.If STAR is written as RSZQ, how is COLD written in the same code? (a) BNKC (b) COLD (c) AMJB (d) DPME
  27. 27.If MOON is written as NLLM, how is BOOK written in the same code? (a) XKKO (b) ZMMQ (c) CPPL (d) YLLP
  28. 28.If WIND is written as DNIW, how is PEN written in the same code? (a) MDO (b) OFQ (c) QFO (d) NEP
  29. 29.If PEN is written as KVM, how is KITE written in the same code? (a) LJUF (b) PRGV (c) QSHW (d) OQFU
  30. 30.If LAMP is written as PMAL, how is FROG written in the same code? (a) FNQE (b) HPSG (c) GSPH (d) GORF
  31. 31.If FROG is written as GORF, how is DESK written in the same code? (a) LTFE (b) KSED (c) EFTL (d) JRDC
  32. 32.If BALL is written as LLAB, how is STAR written in the same code? (a) TUBS (b) RATS (c) QZSR (d) SBUT
  33. 33.If HAND is written as SZMW, how is BOOK written in the same code? (a) ZMMQ (b) YLLP (c) CPPL (d) XKKO
  34. 34.If RAIN is written as OJBS, how is NEST written in the same code? (a) SRDM (b) OFTU (c) TSEN (d) UTFO
  35. 35.If FROG is written as GORF, how is BALL written in the same code? (a) MMBC (b) KKZA (c) LLAB (d) CBMM
  36. 36.If PARK is written as JQZO, how is FISH written in the same code? (a) HSIF (b) GRHE (c) EHRG (d) ITJG
  37. 37.If SHIP is written as OHGR, how is DRUM written in the same code? (a) LTQC (b) CQTL (c) NVSE (d) MURD
  38. 38.If BALL is written as LLAB, how is BOAT written in the same code? (a) UBPC (b) CPBU (c) TAOB (d) SZNA
  39. 39.If DOG is written as WLT, how is JUMP written in the same code? (a) PEMJ (b) KVNQ (c) QFNK (d) RGOL
  40. 40.If BOAT is written as ERDW, how is BOOK written in the same code? (a) DQQM (b) FSSO (c) YLLH (d) ERRN

Answer key

  1. SQDD
  2. CFMM
  3. DDQS
  4. HFM
  5. CPBU
  6. TSEN
  7. RXNS
  8. RATS
  9. NEP
  10. SYOT
  11. NEP
  12. VXQ
  13. UILT
  14. RPCC
  15. MVHG
  16. TSEN
  17. ROWL
  18. PRGV
  19. OPJM
  20. MURD
  21. TAC
  22. FDNH
  23. NKQP
  24. HSRK
  25. UWP
  26. BNKC
  27. YLLP
  28. NEP
  29. PRGV
  30. GORF
  31. KSED
  32. RATS
  33. YLLP
  34. UTFO
  35. LLAB
  36. GRHE
  37. LTQC
  38. TAOB
  39. QFNK
  40. ERRN

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