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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 246 · 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 FISH is written as ITJG, how is FROG written in the same code? (a) GORF (b) HPSG (c) GSPH (d) FNQE
  2. 2.If KITE is written as PRGV, how is COLD written in the same code? (a) DPME (b) XLOW (c) WKNV (d) YMPX
  3. 3.If STAR is written as RATS, how is BOOK written in the same code? (a) LPPC (b) JNNA (c) CPPL (d) KOOB
  4. 4.If FISH is written as HKUJ, how is JUMP written in the same code? (a) MXPS (b) HSKN (c) KVNQ (d) LWOR
  5. 5.If DESK is written as LTFE, how is STAR written in the same code? (a) SBUT (b) QZSR (c) RATS (d) TUBS
  6. 6.If FROG is written as HTQI, how is LAMP written in the same code? (a) ODPS (b) MBNQ (c) JYKN (d) NCOR
  7. 7.If GOLD is written as EMPH, how is COLD written in the same code? (a) EMPD (b) DLOC (c) CKNB (d) DPME
  8. 8.If HAND is written as SZMW, how is STAR written in the same code? (a) TUBS (b) IHAJ (c) HGZI (d) GFYH
  9. 9.If PEN is written as RGP, how is BELL written in the same code? (a) ZCJJ (b) CFMM (c) DGNN (d) EHOO
  10. 10.If RAIN is written as IZRM, how is DRUM written in the same code? (a) ESVN (b) WIFN (c) VHEM (d) XJGO
  11. 11.If BALL is written as DCNN, how is CAT written in the same code? (a) DBU (b) ECV (c) FDW (d) AYR
  12. 12.If BALL is written as DCNN, how is PEN written in the same code? (a) QFO (b) NCL (c) RGP (d) SHQ
  13. 13.If CAKE is written as XZPV, how is NEST written in the same code? (a) OFTU (b) LUGF (c) MVHG (d) NWIH
  14. 14.If MOON is written as NOOM, how is SHIP written in the same code? (a) QJIT (b) TIJQ (c) OHGR (d) PIHS
  15. 15.If CAT is written as UBD, how is FROG written in the same code? (a) GSPH (b) HPSG (c) FNQE (d) GORF
  16. 16.If KITE is written as LJUF, how is TOYS written in the same code? (a) VQAU (b) TZPU (c) UPZT (d) SNXR
  17. 17.If LAMP is written as MBNQ, how is STAR written in the same code? (a) TUBS (b) UVCT (c) SBUT (d) RSZQ
  18. 18.If CAT is written as XZG, how is NEST written in the same code? (a) LUGF (b) OFTU (c) MVHG (d) NWIH
  19. 19.If TOYS is written as TZPU, how is BALL written in the same code? (a) CBMM (b) MMBC (c) LLAB (d) KKZA
  20. 20.If KITE is written as JHSD, how is BALL written in the same code? (a) BALL (b) CBMM (c) ZYJJ (d) AZKK
  21. 21.If SUN is written as NUS, how is KITE written in the same code? (a) FUJL (b) DSHJ (c) ETIK (d) LJUF
  22. 22.If TOYS is written as GLBH, how is FROG written in the same code? (a) VJMU (b) UILT (c) THKS (d) GSPH
  23. 23.If BELL is written as KKDA, how is PEN written in the same code? (a) ODM (b) NEP (c) OFQ (d) MDO
  24. 24.If HAND is written as JCPF, how is STAR written in the same code? (a) TUBS (b) QRYP (c) UVCT (d) VWDU
  25. 25.If MOON is written as LNNM, how is LAMP written in the same code? (a) MBNQ (b) LAMP (c) KZLO (d) JYKN
  26. 26.If STAR is written as RATS, how is WIND written in the same code? (a) CMHV (b) XJOE (c) EOJX (d) DNIW
  27. 27.If SHIP is written as PIHS, how is STAR written in the same code? (a) SBUT (b) TUBS (c) QZSR (d) RATS
  28. 28.If TREE is written as EERT, how is DRUM written in the same code? (a) NVSE (b) ESVN (c) MURD (d) LTQC
  29. 29.If WIND is written as XJOE, how is DOG written in the same code? (a) CNF (b) EPH (c) FQI (d) HPE
  30. 30.If FROG is written as IQTH, how is DRUM written in the same code? (a) MURD (b) KSPB (c) OWTF (d) FTWO
  31. 31.If STAR is written as TCVU, how is SUN written in the same code? (a) UWP (b) PWU (c) NUS (d) LSQ
  32. 32.If DRUM is written as ESVN, how is BELL written in the same code? (a) DGNN (b) MMFC (c) ADKK (d) CFMM
  33. 33.If PEN is written as NEP, how is BOAT written in the same code? (a) UBPC (b) TAOB (c) CPBU (d) SZNA
  34. 34.If BELL is written as EHOO, how is MOON written in the same code? (a) QSSR (b) OQQP (c) JLLK (d) PRRQ
  35. 35.If LAMP is written as QNBM, how is STAR written in the same code? (a) QZSR (b) TUBS (c) SBUT (d) RATS
  36. 36.If BOOK is written as MQQD, how is HAND written in the same code? (a) DNAH (b) BLYF (c) JCPF (d) FPCJ
  37. 37.If PARK is written as KRAP, how is GOLD written in the same code? (a) HPME (b) EMPH (c) CKNF (d) DLOG
  38. 38.If DOG is written as EPH, how is GOLD written in the same code? (a) HPME (b) FNKC (c) EMPH (d) IQNF
  39. 39.If DRUM is written as CQTL, how is KITE written in the same code? (a) JHSD (b) KITE (c) LJUF (d) IGRC
  40. 40.If JUMP is written as ROWL, how is HAND written in the same code? (a) JCPF (b) FPCJ (c) DNAH (d) BLYF

Answer key

  1. HPSG
  2. XLOW
  3. KOOB
  4. LWOR
  5. SBUT
  6. NCOR
  7. EMPD
  8. HGZI
  9. DGNN
  10. WIFN
  11. ECV
  12. RGP
  13. MVHG
  14. PIHS
  15. HPSG
  16. UPZT
  17. TUBS
  18. MVHG
  19. MMBC
  20. AZKK
  21. ETIK
  22. UILT
  23. MDO
  24. UVCT
  25. KZLO
  26. DNIW
  27. RATS
  28. MURD
  29. EPH
  30. OWTF
  31. PWU
  32. CFMM
  33. TAOB
  34. PRRQ
  35. SBUT
  36. FPCJ
  37. DLOG
  38. HPME
  39. JHSD
  40. FPCJ

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