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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 848 · 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 SUN is written as OVT, how is COLD written in the same code? (a) DLOC (b) EMPD (c) DPME (d) CKNB
  2. 2.If LAMP is written as OZNK, how is FISH written in the same code? (a) VSIT (b) GJTI (c) TQGR (d) URHS
  3. 3.If RAIN is written as UDLQ, how is COLD written in the same code? (a) ZLIA (b) EQNF (c) FROG (d) GSPH
  4. 4.If FISH is written as ITJG, how is NEST written in the same code? (a) OFTU (b) SRDM (c) UTFO (d) TSEN
  5. 5.If BOOK is written as ZMMI, how is BELL written in the same code? (a) DGNN (b) ZCJJ (c) YBII (d) ADKK
  6. 6.If BELL is written as YVOO, how is FISH written in the same code? (a) TQGR (b) GJTI (c) URHS (d) VSIT
  7. 7.If DESK is written as CDRJ, how is SHIP written in the same code? (a) TIJQ (b) SHIP (c) QFGN (d) RGHO
  8. 8.If SUN is written as QSL, how is KITE written in the same code? (a) JHSD (b) IGRC (c) MKVG (d) HFQB
  9. 9.If STAR is written as RATS, how is RAIN written in the same code? (a) NIAR (b) MHZQ (c) SBJO (d) OJBS
  10. 10.If PEN is written as OFQ, how is PARK written in the same code? (a) QBSL (b) JQZO (c) LSBQ (d) KRAP
  11. 11.If DRUM is written as GUXP, how is KITE written in the same code? (a) MKVG (b) HFQB (c) NLWH (d) OMXI
  12. 12.If KITE is written as FUJL, how is LION written in the same code? (a) MNHK (b) NOIL (c) OPJM (d) MJPO
  13. 13.If MILK is written as KLIM, how is RAIN written in the same code? (a) OJBS (b) SBJO (c) MHZQ (d) NIAR
  14. 14.If TOYS is written as GLBH, how is JUMP written in the same code? (a) PEMJ (b) RGOL (c) KVNQ (d) QFNK
  15. 15.If FISH is written as JUKH, how is HAND written in the same code? (a) BLYF (b) FPCJ (c) JCPF (d) DNAH
  16. 16.If FISH is written as JUKH, how is TREE written in the same code? (a) GGTV (b) EERT (c) CCPR (d) VTGG
  17. 17.If PARK is written as OZQJ, how is HAND written in the same code? (a) FYLB (b) IBOE (c) GZMC (d) HAND
  18. 18.If BELL is written as CFMM, how is SUN written in the same code? (a) OVT (b) UWP (c) RTM (d) TVO
  19. 19.If BELL is written as YVOO, how is CAKE written in the same code? (a) WYOU (b) YAQW (c) XZPV (d) DBLF
  20. 20.If WIND is written as DRMW, how is BELL written in the same code? (a) CFMM (b) XUNN (c) ZWPP (d) YVOO
  21. 21.If WIND is written as XJOE, how is BOAT written in the same code? (a) DQCV (b) ANZS (c) CPBU (d) UBPC
  22. 22.If SHIP is written as HSRK, how is LION written in the same code? (a) NQKL (b) ORLM (c) PSMN (d) MJPO
  23. 23.If JUMP is written as QFNK, how is DRUM written in the same code? (a) XJGO (b) VHEM (c) WIFN (d) ESVN
  24. 24.If JUMP is written as HSKN, how is BELL written in the same code? (a) ZCJJ (b) YBII (c) ADKK (d) DGNN
  25. 25.If FROG is written as EQNF, how is FISH written in the same code? (a) GJTI (b) FISH (c) DGQF (d) EHRG
  26. 26.If LION is written as OPJM, how is BELL written in the same code? (a) CFMM (b) LLEB (c) KKDA (d) MMFC
  27. 27.If HAND is written as SZMW, how is FROG written in the same code? (a) THKS (b) VJMU (c) GSPH (d) UILT
  28. 28.If PARK is written as KZIP, how is WIND written in the same code? (a) CQLV (b) XJOE (c) DRMW (d) ESNX
  29. 29.If MOON is written as KMML, how is BELL written in the same code? (a) YBII (b) ZCJJ (c) DGNN (d) ADKK
  30. 30.If STAR is written as HGZI, how is BOAT written in the same code? (a) XKYF (b) ZMAH (c) CPBU (d) YLZG
  31. 31.If BOAT is written as ERDW, how is TREE written in the same code? (a) XVII (b) QOBB (c) VTGG (d) WUHH
  32. 32.If BOOK is written as ERRN, how is NEST written in the same code? (a) KBPQ (b) RIWX (c) PGUV (d) QHVW
  33. 33.If MOON is written as NLLM, how is JUMP written in the same code? (a) KVNQ (b) PEMJ (c) RGOL (d) QFNK
  34. 34.If DESK is written as FGUM, how is WIND written in the same code? (a) UGLB (b) YKPF (c) ZLQG (d) XJOE
  35. 35.If CAKE is written as DBLF, how is KITE written in the same code? (a) FUJL (b) LJUF (c) MKVG (d) JHSD
  36. 36.If LAMP is written as PMAL, how is CAT written in the same code? (a) TAC (b) DBU (c) UBD (d) SZB
  37. 37.If CAT is written as VCE, how is BOAT written in the same code? (a) RYMZ (b) DQCV (c) VCQD (d) TAOB
  38. 38.If FISH is written as HSIF, how is DRUM written in the same code? (a) LTQC (b) ESVN (c) NVSE (d) MURD
  39. 39.If SHIP is written as HSRK, how is FROG written in the same code? (a) THKS (b) UILT (c) VJMU (d) GSPH
  40. 40.If DRUM is written as NVSE, how is MOON written in the same code? (a) NOOM (b) MNNL (c) OPPN (d) NPPO

Answer key

  1. EMPD
  2. URHS
  3. FROG
  4. UTFO
  5. ZCJJ
  6. URHS
  7. RGHO
  8. IGRC
  9. NIAR
  10. LSBQ
  11. NLWH
  12. OPJM
  13. NIAR
  14. QFNK
  15. FPCJ
  16. GGTV
  17. GZMC
  18. TVO
  19. XZPV
  20. YVOO
  21. CPBU
  22. ORLM
  23. WIFN
  24. ZCJJ
  25. EHRG
  26. MMFC
  27. UILT
  28. DRMW
  29. ZCJJ
  30. YLZG
  31. WUHH
  32. QHVW
  33. QFNK
  34. YKPF
  35. LJUF
  36. TAC
  37. VCQD
  38. MURD
  39. UILT
  40. OPPN

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