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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 904 · 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 BOAT is written as ERDW, how is MILK written in the same code? (a) PLON (b) QMPO (c) OKNM (d) JFIH
  2. 2.If DESK is written as LTFE, how is RAIN written in the same code? (a) SBJO (b) MHZQ (c) OJBS (d) NIAR
  3. 3.If HAND is written as SZMW, how is BOOK written in the same code? (a) CPPL (b) XKKO (c) YLLP (d) ZMMQ
  4. 4.If FISH is written as HSIF, how is MOON written in the same code? (a) OPPN (b) NOOM (c) MNNL (d) NPPO
  5. 5.If BELL is written as MMFC, how is FISH written in the same code? (a) ITJG (b) HSIF (c) GJTI (d) GRHE
  6. 6.If MILK is written as KGJI, how is KITE written in the same code? (a) MKVG (b) IGRC (c) HFQB (d) JHSD
  7. 7.If FROG is written as DPME, how is MILK written in the same code? (a) OKNM (b) KGJI (c) LHKJ (d) JFIH
  8. 8.If FISH is written as URHS, how is DESK written in the same code? (a) VUGO (b) EFTL (c) XWIQ (d) WVHP
  9. 9.If LION is written as MJPO, how is TOYS written in the same code? (a) SNXR (b) TZPU (c) VQAU (d) UPZT
  10. 10.If CAT is written as UBD, how is PEN written in the same code? (a) MDO (b) OFQ (c) NEP (d) QFO
  11. 11.If FISH is written as URHS, how is CAT written in the same code? (a) XZG (b) WYF (c) YAH (d) DBU
  12. 12.If BOOK is written as CPPL, how is HAND written in the same code? (a) EOBI (b) GZMC (c) JCPF (d) IBOE
  13. 13.If DESK is written as EFTL, how is DOG written in the same code? (a) HPE (b) FQI (c) CNF (d) EPH
  14. 14.If COLD is written as EMPD, how is SUN written in the same code? (a) MTR (b) OVT (c) NUS (d) TVO
  15. 15.If FISH is written as HSIF, how is CAT written in the same code? (a) TAC (b) UBD (c) DBU (d) SZB
  16. 16.If MILK is written as JKHL, how is JUMP written in the same code? (a) OLTI (b) QNVK (c) ITLO (d) PMUJ
  17. 17.If CAT is written as BZS, how is MOON written in the same code? (a) MOON (b) NPPO (c) KMML (d) LNNM
  18. 18.If SUN is written as TVO, how is CAT written in the same code? (a) ECV (b) DBU (c) UBD (d) BZS
  19. 19.If FISH is written as HSIF, how is WIND written in the same code? (a) EOJX (b) CMHV (c) XJOE (d) DNIW
  20. 20.If JUMP is written as ROWL, how is PARK written in the same code? (a) KRAP (b) MTCR (c) IPYN (d) RCTM
  21. 21.If BOOK is written as ERRN, how is SHIP written in the same code? (a) UJKR (b) WLMT (c) VKLS (d) PEFM
  22. 22.If TREE is written as GIVV, how is COLD written in the same code? (a) DPME (b) XLOW (c) WKNV (d) YMPX
  23. 23.If SUN is written as NUS, how is FROG written in the same code? (a) FNQE (b) GSPH (c) GORF (d) HPSG
  24. 24.If HAND is written as EOBI, how is FROG written in the same code? (a) FNQE (b) GORF (c) HPSG (d) GSPH
  25. 25.If PARK is written as KRAP, how is MILK written in the same code? (a) KLIM (b) NJML (c) LMJN (d) JKHL
  26. 26.If PARK is written as LSBQ, how is DRUM written in the same code? (a) MURD (b) ESVN (c) LTQC (d) NVSE
  27. 27.If MILK is written as KGJI, how is COLD written in the same code? (a) BNKC (b) ZLIA (c) EQNF (d) AMJB
  28. 28.If TREE is written as FFSU, how is CAT written in the same code? (a) TAC (b) DBU (c) UBD (d) SZB
  29. 29.If FISH is written as URHS, how is HAND written in the same code? (a) SZMW (b) IBOE (c) RYLV (d) TANX
  30. 30.If RAIN is written as TCKP, how is MOON written in the same code? (a) KMML (b) NPPO (c) OQQP (d) PRRQ
  31. 31.If LAMP is written as PMAL, how is PARK written in the same code? (a) QBSL (b) JQZO (c) LSBQ (d) KRAP
  32. 32.If TOYS is written as SYOT, how is PARK written in the same code? (a) LSBQ (b) JQZO (c) QBSL (d) KRAP
  33. 33.If SHIP is written as TIJQ, how is KITE written in the same code? (a) MKVG (b) JHSD (c) FUJL (d) LJUF
  34. 34.If BALL is written as CBMM, how is TOYS written in the same code? (a) UPZT (b) VQAU (c) TZPU (d) SNXR
  35. 35.If SUN is written as OVT, how is DOG written in the same code? (a) EPH (b) GOD (c) FNC (d) HPE
  36. 36.If KITE is written as IGRC, how is MOON written in the same code? (a) OQQP (b) JLLK (c) LNNM (d) KMML
  37. 37.If BOAT is written as TAOB, how is HAND written in the same code? (a) CMZG (b) IBOE (c) EOBI (d) DNAH
  38. 38.If DRUM is written as WIFN, how is BOOK written in the same code? (a) XKKO (b) ZMMQ (c) CPPL (d) YLLP
  39. 39.If DESK is written as WVHP, how is NEST written in the same code? (a) OFTU (b) NWIH (c) LUGF (d) MVHG
  40. 40.If CAT is written as DBU, how is RAIN written in the same code? (a) QZHM (b) OJBS (c) SBJO (d) TCKP

Answer key

  1. PLON
  2. OJBS
  3. YLLP
  4. NOOM
  5. ITJG
  6. IGRC
  7. KGJI
  8. WVHP
  9. UPZT
  10. OFQ
  11. XZG
  12. IBOE
  13. EPH
  14. OVT
  15. TAC
  16. OLTI
  17. LNNM
  18. DBU
  19. DNIW
  20. MTCR
  21. VKLS
  22. XLOW
  23. GORF
  24. HPSG
  25. KLIM
  26. NVSE
  27. AMJB
  28. UBD
  29. SZMW
  30. OQQP
  31. KRAP
  32. KRAP
  33. LJUF
  34. UPZT
  35. HPE
  36. KMML
  37. DNAH
  38. YLLP
  39. MVHG
  40. SBJO

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