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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 594 · 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.

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  1. 1.If MOON is written as NLLM, how is SUN written in the same code? (a) TVO (b) HFM (c) GEL (d) IGN
  2. 2.If LAMP is written as OZNK, how is SUN written in the same code? (a) HFM (b) TVO (c) GEL (d) IGN
  3. 3.If CAT is written as TAC, how is BOAT written in the same code? (a) UBPC (b) SZNA (c) CPBU (d) TAOB
  4. 4.If DOG is written as IQF, how is RAIN written in the same code? (a) NIAR (b) LGYP (c) TCKP (d) PKCT
  5. 5.If DRUM is written as BPSK, how is BOAT written in the same code? (a) YLXQ (b) ZMYR (c) ANZS (d) DQCV
  6. 6.If NEST is written as QHVW, how is CAT written in the same code? (a) GEX (b) ZXQ (c) FDW (d) ECV
  7. 7.If JUMP is written as KVNQ, how is LION written in the same code? (a) OPJM (b) NKQP (c) KHNM (d) MJPO
  8. 8.If RAIN is written as IZRM, how is DOG written in the same code? (a) XMU (b) WLT (c) VKS (d) EPH
  9. 9.If LION is written as ORLM, how is KITE written in the same code? (a) PRGV (b) QSHW (c) OQFU (d) LJUF
  10. 10.If CAT is written as XZG, how is COLD written in the same code? (a) YMPX (b) WKNV (c) XLOW (d) DPME
  11. 11.If BOOK is written as YLLP, how is TOYS written in the same code? (a) FKAG (b) UPZT (c) HMCI (d) GLBH
  12. 12.If DRUM is written as MURD, how is STAR written in the same code? (a) SBUT (b) RATS (c) TUBS (d) QZSR
  13. 13.If SHIP is written as VKLS, how is CAKE written in the same code? (a) GEOI (b) ECMG (c) FDNH (d) ZXHB
  14. 14.If BOAT is written as CPBU, how is PEN written in the same code? (a) ODM (b) OFQ (c) RGP (d) QFO
  15. 15.If SUN is written as HFM, how is LAMP written in the same code? (a) NYMJ (b) MBNQ (c) OZNK (d) PAOL
  16. 16.If LION is written as MJPO, how is MOON written in the same code? (a) OQQP (b) OPPN (c) LNNM (d) NPPO
  17. 17.If LAMP is written as OZNK, how is BOAT written in the same code? (a) CPBU (b) XKYF (c) ZMAH (d) YLZG
  18. 18.If CAKE is written as DBLF, how is DOG written in the same code? (a) CNF (b) EPH (c) FQI (d) HPE
  19. 19.If CAKE is written as XZPV, how is TREE written in the same code? (a) HJWW (b) FHUU (c) USFF (d) GIVV
  20. 20.If PARK is written as NYPI, how is FISH written in the same code? (a) CFPE (b) DGQF (c) HKUJ (d) EHRG
  21. 21.If TOYS is written as GLBH, how is BOAT written in the same code? (a) CPBU (b) XKYF (c) YLZG (d) ZMAH
  22. 22.If FROG is written as GORF, how is DRUM written in the same code? (a) LTQC (b) NVSE (c) MURD (d) ESVN
  23. 23.If SHIP is written as VKLS, how is COLD written in the same code? (a) FROG (b) EQNF (c) ZLIA (d) GSPH
  24. 24.If CAT is written as DBU, how is DOG written in the same code? (a) HPE (b) EPH (c) FQI (d) CNF
  25. 25.If FISH is written as URHS, how is PARK written in the same code? (a) QBSL (b) LAJQ (c) JYHO (d) KZIP
  26. 26.If STAR is written as SBUT, how is SUN written in the same code? (a) TVO (b) OVT (c) NUS (d) MTR
  27. 27.If FISH is written as URHS, how is RAIN written in the same code? (a) JASN (b) HYQL (c) IZRM (d) SBJO
  28. 28.If DRUM is written as MURD, how is LION written in the same code? (a) OPJM (b) MNHK (c) NOIL (d) MJPO
  29. 29.If MILK is written as PLON, how is HAND written in the same code? (a) EXKA (b) KDQG (c) LERH (d) JCPF
  30. 30.If WIND is written as DRMW, how is FISH written in the same code? (a) VSIT (b) TQGR (c) GJTI (d) URHS
  31. 31.If LION is written as NOIL, how is BALL written in the same code? (a) MMBC (b) LLAB (c) KKZA (d) CBMM
  32. 32.If RAIN is written as NIAR, how is FROG written in the same code? (a) GSPH (b) FNQE (c) HPSG (d) GORF
  33. 33.If DESK is written as KSED, how is LION written in the same code? (a) NOIL (b) MNHK (c) MJPO (d) OPJM
  34. 34.If WIND is written as XJOE, how is NEST written in the same code? (a) PGUV (b) UTFO (c) OFTU (d) MDRS
  35. 35.If KITE is written as IGRC, how is NEST written in the same code? (a) PGUV (b) LCQR (c) MDRS (d) KBPQ
  36. 36.If DRUM is written as OWTF, how is FISH written in the same code? (a) FQGD (b) JUKH (c) HKUJ (d) HSIF
  37. 37.If LAMP is written as ODPS, how is HAND written in the same code? (a) JCPF (b) LERH (c) EXKA (d) KDQG
  38. 38.If FISH is written as URHS, how is NEST written in the same code? (a) LUGF (b) NWIH (c) MVHG (d) OFTU
  39. 39.If GOLD is written as CKNF, how is PEN written in the same code? (a) ODM (b) NEP (c) MDO (d) OFQ
  40. 40.If BOAT is written as TAOB, how is MOON written in the same code? (a) OPPN (b) NOOM (c) NPPO (d) MNNL

Answer key

  1. HFM
  2. HFM
  3. TAOB
  4. PKCT
  5. ZMYR
  6. FDW
  7. MJPO
  8. WLT
  9. PRGV
  10. XLOW
  11. GLBH
  12. RATS
  13. FDNH
  14. QFO
  15. OZNK
  16. NPPO
  17. YLZG
  18. EPH
  19. GIVV
  20. DGQF
  21. YLZG
  22. MURD
  23. FROG
  24. EPH
  25. KZIP
  26. OVT
  27. IZRM
  28. NOIL
  29. KDQG
  30. URHS
  31. LLAB
  32. GORF
  33. NOIL
  34. OFTU
  35. LCQR
  36. JUKH
  37. KDQG
  38. MVHG
  39. MDO
  40. NOOM

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