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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 525 · 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 MMFC, how is CAKE written in the same code? (a) FLBD (b) DJZB (c) EKAC (d) DBLF
  2. 2.If CAKE is written as ECMG, how is BELL written in the same code? (a) CFMM (b) ZCJJ (c) DGNN (d) EHOO
  3. 3.If MOON is written as NOOM, how is FISH written in the same code? (a) GRHE (b) GJTI (c) ITJG (d) HSIF
  4. 4.If HAND is written as SZMW, how is CAT written in the same code? (a) DBU (b) WYF (c) YAH (d) XZG
  5. 5.If HAND is written as FYLB, how is DRUM written in the same code? (a) FTWO (b) AORJ (c) CQTL (d) BPSK
  6. 6.If WIND is written as EOJX, how is BOAT written in the same code? (a) TAOB (b) SZNA (c) UBPC (d) CPBU
  7. 7.If DESK is written as BCQI, how is HAND written in the same code? (a) FYLB (b) JCPF (c) EXKA (d) GZMC
  8. 8.If BOOK is written as MQQD, how is FISH written in the same code? (a) JUKH (b) HKUJ (c) HSIF (d) FQGD
  9. 9.If KITE is written as ETIK, how is DRUM written in the same code? (a) MURD (b) LTQC (c) ESVN (d) NVSE
  10. 10.If CAT is written as TAC, how is MOON written in the same code? (a) MNNL (b) NOOM (c) OPPN (d) NPPO
  11. 11.If PEN is written as NEP, how is DOG written in the same code? (a) GOD (b) HPE (c) FNC (d) EPH
  12. 12.If HAND is written as SZMW, how is GOLD written in the same code? (a) HPME (b) UMPX (c) SKNV (d) TLOW
  13. 13.If LION is written as OPJM, how is LAMP written in the same code? (a) QNBM (b) OLZK (c) MBNQ (d) PMAL
  14. 14.If LAMP is written as OZNK, how is FISH written in the same code? (a) TQGR (b) URHS (c) GJTI (d) VSIT
  15. 15.If SUN is written as QSL, how is MILK written in the same code? (a) KGJI (b) OKNM (c) LHKJ (d) JFIH
  16. 16.If DRUM is written as ESVN, how is PEN written in the same code? (a) ODM (b) RGP (c) QFO (d) OFQ
  17. 17.If PEN is written as RGP, how is DESK written in the same code? (a) BCQI (b) FGUM (c) GHVN (d) EFTL
  18. 18.If PEN is written as NEP, how is RAIN written in the same code? (a) SBJO (b) MHZQ (c) NIAR (d) OJBS
  19. 19.If TREE is written as DDQS, how is BALL written in the same code? (a) LLAB (b) KKZA (c) AZKK (d) MMBC
  20. 20.If GOLD is written as EMPH, how is BALL written in the same code? (a) CBMM (b) LLAB (c) MMBC (d) KKZA
  21. 21.If DOG is written as WLT, how is SUN written in the same code? (a) HFM (b) TVO (c) GEL (d) IGN
  22. 22.If MILK is written as NROP, how is STAR written in the same code? (a) TUBS (b) IHAJ (c) HGZI (d) GFYH
  23. 23.If JUMP is written as QFNK, how is TREE written in the same code? (a) HJWW (b) FHUU (c) GIVV (d) USFF
  24. 24.If FROG is written as GORF, how is COLD written in the same code? (a) DPME (b) DLOC (c) EMPD (d) CKNB
  25. 25.If FROG is written as UILT, how is KITE written in the same code? (a) LJUF (b) PRGV (c) QSHW (d) OQFU
  26. 26.If DRUM is written as MURD, how is FISH written in the same code? (a) GJTI (b) GRHE (c) ITJG (d) HSIF
  27. 27.If LION is written as ORLM, how is SUN written in the same code? (a) GEL (b) IGN (c) HFM (d) TVO
  28. 28.If PEN is written as MDO, how is KITE written in the same code? (a) FUJL (b) ETIK (c) JHSD (d) DSHJ
  29. 29.If RAIN is written as IZRM, how is TOYS written in the same code? (a) HMCI (b) GLBH (c) UPZT (d) FKAG
  30. 30.If PARK is written as KZIP, how is NEST written in the same code? (a) MVHG (b) LUGF (c) OFTU (d) NWIH
  31. 31.If DESK is written as KSED, how is WIND written in the same code? (a) XJOE (b) CMHV (c) DNIW (d) EOJX
  32. 32.If MILK is written as LMJN, how is PARK written in the same code? (a) QBSL (b) JQZO (c) KRAP (d) LSBQ
  33. 33.If HAND is written as SZMW, how is LAMP written in the same code? (a) NYMJ (b) OZNK (c) MBNQ (d) PAOL
  34. 34.If KITE is written as PRGV, how is HAND written in the same code? (a) SZMW (b) RYLV (c) TANX (d) IBOE
  35. 35.If COLD is written as XLOW, how is FISH written in the same code? (a) TQGR (b) URHS (c) VSIT (d) GJTI
  36. 36.If DOG is written as CNF, how is SHIP written in the same code? (a) RGHO (b) QFGN (c) TIJQ (d) SHIP
  37. 37.If DOG is written as IQF, how is KITE written in the same code? (a) CRGI (b) ETIK (c) MKVG (d) GVKM
  38. 38.If LION is written as ORLM, how is GOLD written in the same code? (a) SKNV (b) HPME (c) TLOW (d) UMPX
  39. 39.If SUN is written as HFM, how is PEN written in the same code? (a) QFO (b) JUL (c) KVM (d) LWN
  40. 40.If SUN is written as HFM, how is STAR written in the same code? (a) HGZI (b) GFYH (c) IHAJ (d) TUBS

Answer key

  1. FLBD
  2. DGNN
  3. HSIF
  4. XZG
  5. BPSK
  6. UBPC
  7. FYLB
  8. JUKH
  9. MURD
  10. NOOM
  11. GOD
  12. TLOW
  13. QNBM
  14. URHS
  15. KGJI
  16. QFO
  17. FGUM
  18. NIAR
  19. KKZA
  20. MMBC
  21. HFM
  22. HGZI
  23. GIVV
  24. DLOC
  25. PRGV
  26. HSIF
  27. HFM
  28. DSHJ
  29. GLBH
  30. MVHG
  31. DNIW
  32. LSBQ
  33. OZNK
  34. SZMW
  35. URHS
  36. RGHO
  37. GVKM
  38. TLOW
  39. KVM
  40. HGZI

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