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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 945 · 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 BELL is written as LLEB, how is PEN written in the same code? (a) MDO (b) NEP (c) QFO (d) OFQ
  2. 2.If COLD is written as XLOW, how is LAMP written in the same code? (a) OZNK (b) MBNQ (c) NYMJ (d) PAOL
  3. 3.If JUMP is written as ROWL, how is PARK written in the same code? (a) MTCR (b) IPYN (c) KRAP (d) RCTM
  4. 4.If TREE is written as GIVV, how is PARK written in the same code? (a) LAJQ (b) QBSL (c) JYHO (d) KZIP
  5. 5.If SHIP is written as PIHS, how is DOG written in the same code? (a) EPH (b) FNC (c) HPE (d) GOD
  6. 6.If DOG is written as WLT, how is MOON written in the same code? (a) MKKL (b) OMMN (c) NLLM (d) NPPO
  7. 7.If LAMP is written as QNBM, how is CAT written in the same code? (a) DBU (b) TAC (c) UBD (d) SZB
  8. 8.If LION is written as NOIL, how is DRUM written in the same code? (a) MURD (b) ESVN (c) LTQC (d) NVSE
  9. 9.If NEST is written as MVHG, how is BOAT written in the same code? (a) CPBU (b) ZMAH (c) XKYF (d) YLZG
  10. 10.If BOAT is written as YLZG, how is LION written in the same code? (a) MJPO (b) NQKL (c) ORLM (d) PSMN
  11. 11.If FROG is written as IQTH, how is BELL written in the same code? (a) NNGD (b) LLEB (c) JJCZ (d) DGNN
  12. 12.If DRUM is written as MURD, how is DOG written in the same code? (a) HPE (b) FNC (c) GOD (d) EPH
  13. 13.If TREE is written as GIVV, how is STAR written in the same code? (a) TUBS (b) IHAJ (c) HGZI (d) GFYH
  14. 14.If BELL is written as LLEB, how is FROG written in the same code? (a) GORF (b) FNQE (c) HPSG (d) GSPH
  15. 15.If LION is written as JGML, how is FISH written in the same code? (a) CFPE (b) EHRG (c) DGQF (d) HKUJ
  16. 16.If BOAT is written as DQCV, how is DOG written in the same code? (a) EPH (b) GRJ (c) FQI (d) BME
  17. 17.If FISH is written as HSIF, how is LAMP written in the same code? (a) QNBM (b) OLZK (c) PMAL (d) MBNQ
  18. 18.If PEN is written as NEP, how is BALL written in the same code? (a) KKZA (b) MMBC (c) LLAB (d) CBMM
  19. 19.If SHIP is written as QFGN, how is RAIN written in the same code? (a) PYGL (b) TCKP (c) OXFK (d) QZHM
  20. 20.If SUN is written as HFM, how is GOLD written in the same code? (a) HPME (b) SKNV (c) TLOW (d) UMPX
  21. 21.If NEST is written as UTFO, how is LION written in the same code? (a) MNHK (b) NOIL (c) OPJM (d) MJPO
  22. 22.If BOOK is written as ANNJ, how is BOAT written in the same code? (a) BOAT (b) CPBU (c) ANZS (d) ZMYR
  23. 23.If DESK is written as KSED, how is BOAT written in the same code? (a) SZNA (b) TAOB (c) UBPC (d) CPBU
  24. 24.If TREE is written as FFSU, how is CAT written in the same code? (a) SZB (b) TAC (c) DBU (d) UBD
  25. 25.If CAKE is written as ECMG, how is TREE written in the same code? (a) WUHH (b) RPCC (c) USFF (d) VTGG
  26. 26.If CAT is written as FDW, how is TOYS written in the same code? (a) XSCW (b) QLVP (c) VQAU (d) WRBV
  27. 27.If MOON is written as OPPN, how is FISH written in the same code? (a) GJTI (b) GRHE (c) ITJG (d) HSIF
  28. 28.If DRUM is written as OWTF, how is TREE written in the same code? (a) GGTV (b) CCPR (c) VTGG (d) EERT
  29. 29.If BOAT is written as ERDW, how is FROG written in the same code? (a) IURJ (b) JVSK (c) COLD (d) HTQI
  30. 30.If SUN is written as MTR, how is TREE written in the same code? (a) SQDD (b) FFSU (c) DDQS (d) EERT
  31. 31.If JUMP is written as QFNK, how is MILK written in the same code? (a) MQNO (b) NJML (c) OSPQ (d) NROP
  32. 32.If PARK is written as KRAP, how is SUN written in the same code? (a) OVT (b) MTR (c) NUS (d) TVO
  33. 33.If CAT is written as VCE, how is FISH written in the same code? (a) HSIF (b) JUKH (c) HKUJ (d) FQGD
  34. 34.If GOLD is written as FNKC, how is LION written in the same code? (a) JGML (b) LION (c) MJPO (d) KHNM
  35. 35.If JUMP is written as QFNK, how is DESK written in the same code? (a) WVHP (b) XWIQ (c) EFTL (d) VUGO
  36. 36.If BELL is written as CFMM, how is RAIN written in the same code? (a) OJBS (b) TCKP (c) QZHM (d) SBJO
  37. 37.If PARK is written as LSBQ, how is STAR written in the same code? (a) RATS (b) SBUT (c) TUBS (d) QZSR
  38. 38.If DRUM is written as WIFN, how is BOAT written in the same code? (a) CPBU (b) YLZG (c) XKYF (d) ZMAH
  39. 39.If PEN is written as OFQ, how is FISH written in the same code? (a) ITJG (b) GJTI (c) GRHE (d) HSIF
  40. 40.If MOON is written as NOOM, how is COLD written in the same code? (a) CKNB (b) DLOC (c) DPME (d) EMPD

Answer key

  1. NEP
  2. OZNK
  3. MTCR
  4. KZIP
  5. GOD
  6. NLLM
  7. UBD
  8. MURD
  9. YLZG
  10. ORLM
  11. NNGD
  12. GOD
  13. HGZI
  14. GORF
  15. DGQF
  16. FQI
  17. PMAL
  18. LLAB
  19. PYGL
  20. TLOW
  21. OPJM
  22. ANZS
  23. TAOB
  24. UBD
  25. VTGG
  26. WRBV
  27. ITJG
  28. GGTV
  29. IURJ
  30. DDQS
  31. NROP
  32. NUS
  33. JUKH
  34. KHNM
  35. WVHP
  36. SBJO
  37. SBUT
  38. YLZG
  39. ITJG
  40. DLOC

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