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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 891 · 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 KOOB, how is GOLD written in the same code? (a) CKNF (b) DLOG (c) HPME (d) EMPH
  2. 2.If SHIP is written as HSRK, how is CAT written in the same code? (a) DBU (b) WYF (c) YAH (d) XZG
  3. 3.If BOOK is written as YLLP, how is COLD written in the same code? (a) DPME (b) YMPX (c) XLOW (d) WKNV
  4. 4.If STAR is written as TCVU, how is MILK written in the same code? (a) IJGK (b) KLIM (c) OKNM (d) MNKO
  5. 5.If NEST is written as LCQR, how is CAKE written in the same code? (a) ZXHB (b) BZJD (c) ECMG (d) AYIC
  6. 6.If KITE is written as DSHJ, how is GOLD written in the same code? (a) CKNF (b) DLOG (c) EMPH (d) FNKC
  7. 7.If STAR is written as HGZI, how is MOON written in the same code? (a) NLLM (b) NPPO (c) OMMN (d) MKKL
  8. 8.If DESK is written as WVHP, how is SUN written in the same code? (a) TVO (b) GEL (c) HFM (d) IGN
  9. 9.If BALL is written as LLAB, how is PARK written in the same code? (a) LSBQ (b) QBSL (c) JQZO (d) KRAP
  10. 10.If MOON is written as NLLM, how is TOYS written in the same code? (a) UPZT (b) HMCI (c) FKAG (d) GLBH
  11. 11.If DOG is written as FNC, how is TREE written in the same code? (a) DDQS (b) FFSU (c) SQDD (d) EERT
  12. 12.If CAT is written as SZB, how is KITE written in the same code? (a) FUJL (b) DSHJ (c) ETIK (d) JHSD
  13. 13.If STAR is written as QRYP, how is KITE written in the same code? (a) JHSD (b) HFQB (c) MKVG (d) IGRC
  14. 14.If GOLD is written as FNQI, how is LION written in the same code? (a) NOIL (b) NKQP (c) LMGJ (d) PQKN
  15. 15.If FROG is written as GORF, how is DOG written in the same code? (a) EPH (b) HPE (c) GOD (d) FNC
  16. 16.If RAIN is written as NIAR, how is STAR written in the same code? (a) QZSR (b) SBUT (c) RATS (d) TUBS
  17. 17.If BELL is written as YVOO, how is STAR written in the same code? (a) HGZI (b) IHAJ (c) TUBS (d) GFYH
  18. 18.If MILK is written as NROP, how is LION written in the same code? (a) NQKL (b) PSMN (c) MJPO (d) ORLM
  19. 19.If WIND is written as DRMW, how is PEN written in the same code? (a) LWN (b) JUL (c) QFO (d) KVM
  20. 20.If SUN is written as TVO, how is NEST written in the same code? (a) UTFO (b) MDRS (c) PGUV (d) OFTU
  21. 21.If HAND is written as DNAH, how is PEN written in the same code? (a) QFO (b) OFQ (c) NEP (d) MDO
  22. 22.If RAIN is written as IZRM, how is TOYS written in the same code? (a) HMCI (b) GLBH (c) UPZT (d) FKAG
  23. 23.If KITE is written as NLWH, how is STAR written in the same code? (a) PQXO (b) VWDU (c) WXEV (d) UVCT
  24. 24.If MOON is written as KMML, how is RAIN written in the same code? (a) TCKP (b) PYGL (c) OXFK (d) QZHM
  25. 25.If WIND is written as DRMW, how is NEST written in the same code? (a) NWIH (b) LUGF (c) OFTU (d) MVHG
  26. 26.If NEST is written as MVHG, how is DRUM written in the same code? (a) VHEM (b) WIFN (c) XJGO (d) ESVN
  27. 27.If KITE is written as MKVG, how is FROG written in the same code? (a) DPME (b) HTQI (c) GSPH (d) IURJ
  28. 28.If PEN is written as KVM, how is TREE written in the same code? (a) GIVV (b) USFF (c) FHUU (d) HJWW
  29. 29.If PARK is written as OZQJ, how is CAT written in the same code? (a) AYR (b) CAT (c) DBU (d) BZS
  30. 30.If PARK is written as KZIP, how is FROG written in the same code? (a) GSPH (b) VJMU (c) UILT (d) THKS
  31. 31.If BELL is written as CFMM, how is SUN written in the same code? (a) UWP (b) TVO (c) RTM (d) OVT
  32. 32.If FISH is written as JUKH, how is STAR written in the same code? (a) UVCT (b) TCVU (c) RATS (d) PYRQ
  33. 33.If DRUM is written as MURD, how is MOON written in the same code? (a) NOOM (b) NPPO (c) OPPN (d) MNNL
  34. 34.If DESK is written as FGUM, how is KITE written in the same code? (a) LJUF (b) NLWH (c) IGRC (d) MKVG
  35. 35.If CAKE is written as GMCE, how is PARK written in the same code? (a) MTCR (b) IPYN (c) RCTM (d) KRAP
  36. 36.If FROG is written as HPSG, how is CAT written in the same code? (a) TAC (b) DBU (c) SZB (d) UBD
  37. 37.If STAR is written as SBUT, how is COLD written in the same code? (a) CKNB (b) DPME (c) DLOC (d) EMPD
  38. 38.If GOLD is written as DLOG, how is PEN written in the same code? (a) QFO (b) MDO (c) OFQ (d) NEP
  39. 39.If GOLD is written as EMPH, how is NEST written in the same code? (a) SRDM (b) OFTU (c) TSEN (d) UTFO
  40. 40.If KITE is written as FUJL, how is PARK written in the same code? (a) QBSL (b) KRAP (c) JQZO (d) LSBQ

Answer key

  1. DLOG
  2. XZG
  3. XLOW
  4. MNKO
  5. AYIC
  6. CKNF
  7. NLLM
  8. HFM
  9. KRAP
  10. GLBH
  11. DDQS
  12. DSHJ
  13. IGRC
  14. PQKN
  15. GOD
  16. RATS
  17. HGZI
  18. ORLM
  19. KVM
  20. OFTU
  21. NEP
  22. GLBH
  23. VWDU
  24. PYGL
  25. MVHG
  26. WIFN
  27. HTQI
  28. GIVV
  29. BZS
  30. UILT
  31. TVO
  32. TCVU
  33. NOOM
  34. MKVG
  35. MTCR
  36. UBD
  37. EMPD
  38. NEP
  39. UTFO
  40. LSBQ

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