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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 987 · 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 SHIP is written as RKJU, how is DRUM written in the same code? (a) MURD (b) KSPB (c) OWTF (d) FTWO
  2. 2.If PARK is written as KRAP, how is JUMP written in the same code? (a) KVNQ (b) PMUJ (c) QNVK (d) OLTI
  3. 3.If BALL is written as MMBC, how is STAR written in the same code? (a) SBUT (b) TUBS (c) QZSR (d) RATS
  4. 4.If TREE is written as DDQS, how is HAND written in the same code? (a) GZMC (b) CMZG (c) EOBI (d) DNAH
  5. 5.If TOYS is written as UPZT, how is GOLD written in the same code? (a) IQNF (b) EMPH (c) FNKC (d) HPME
  6. 6.If CAKE is written as AYIC, how is MILK written in the same code? (a) OKNM (b) JFIH (c) LHKJ (d) KGJI
  7. 7.If FROG is written as UILT, how is SHIP written in the same code? (a) ITSL (b) TIJQ (c) GRQJ (d) HSRK
  8. 8.If TREE is written as EERT, how is GOLD written in the same code? (a) CKNF (b) HPME (c) DLOG (d) EMPH
  9. 9.If MILK is written as KLIM, how is CAT written in the same code? (a) TAC (b) UBD (c) SZB (d) DBU
  10. 10.If FISH is written as DGQF, how is BOOK written in the same code? (a) YLLH (b) DQQM (c) ANNJ (d) ZMMI
  11. 11.If DOG is written as GOD, how is BELL written in the same code? (a) CFMM (b) LLEB (c) MMFC (d) KKDA
  12. 12.If HAND is written as SZMW, how is DOG written in the same code? (a) XMU (b) VKS (c) WLT (d) EPH
  13. 13.If DRUM is written as ESVN, how is BALL written in the same code? (a) DCNN (b) AZKK (c) MMBC (d) CBMM
  14. 14.If MILK is written as KLIM, how is DESK written in the same code? (a) LTFE (b) JRDC (c) EFTL (d) KSED
  15. 15.If BALL is written as EDOO, how is KITE written in the same code? (a) MKVG (b) NLWH (c) HFQB (d) OMXI
  16. 16.If HAND is written as DNAH, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) EKAC (d) DBLF
  17. 17.If JUMP is written as QFNK, how is SUN written in the same code? (a) IGN (b) GEL (c) TVO (d) HFM
  18. 18.If LION is written as KHNM, how is CAKE written in the same code? (a) BZJD (b) AYIC (c) DBLF (d) CAKE
  19. 19.If SHIP is written as OHGR, how is PARK written in the same code? (a) KRAP (b) JQZO (c) LSBQ (d) OZQJ
  20. 20.If CAKE is written as XZPV, how is SUN written in the same code? (a) TVO (b) HFM (c) IGN (d) GEL
  21. 21.If CAT is written as BZS, how is DESK written in the same code? (a) DESK (b) BCQI (c) CDRJ (d) EFTL
  22. 22.If BOOK is written as CPPL, how is MILK written in the same code? (a) OKNM (b) LMJN (c) LHKJ (d) NJML
  23. 23.If FROG is written as GSPH, how is FISH written in the same code? (a) ITJG (b) EHRG (c) HKUJ (d) GJTI
  24. 24.If LAMP is written as QNBM, how is NEST written in the same code? (a) SRDM (b) TSEN (c) UTFO (d) OFTU
  25. 25.If KITE is written as DSHJ, how is TOYS written in the same code? (a) SNXR (b) RXNS (c) SYOT (d) TZPU
  26. 26.If FROG is written as DPME, how is GOLD written in the same code? (a) IQNF (b) FNKC (c) DLIA (d) EMJB
  27. 27.If GOLD is written as HPME, how is STAR written in the same code? (a) TUBS (b) SBUT (c) UVCT (d) RSZQ
  28. 28.If MOON is written as OQQP, how is SHIP written in the same code? (a) VKLS (b) UJKR (c) TIJQ (d) QFGN
  29. 29.If STAR is written as RSZQ, how is JUMP written in the same code? (a) JUMP (b) KVNQ (c) ITLO (d) HSKN
  30. 30.If DRUM is written as FTWO, how is TOYS written in the same code? (a) RMWQ (b) VQAU (c) WRBV (d) UPZT
  31. 31.If BOAT is written as UBPC, how is BALL written in the same code? (a) KKZA (b) CBMM (c) MMBC (d) LLAB
  32. 32.If WIND is written as FPKY, how is MILK written in the same code? (a) OKNM (b) IJGK (c) KLIM (d) MNKO
  33. 33.If TREE is written as FFSU, how is BOOK written in the same code? (a) JNNA (b) KOOB (c) CPPL (d) LPPC
  34. 34.If TOYS is written as SYOT, how is WIND written in the same code? (a) EOJX (b) DNIW (c) CMHV (d) XJOE
  35. 35.If MILK is written as NROP, how is TOYS written in the same code? (a) HMCI (b) GLBH (c) UPZT (d) FKAG
  36. 36.If DOG is written as BME, how is RAIN written in the same code? (a) QZHM (b) PYGL (c) OXFK (d) TCKP
  37. 37.If DESK is written as WVHP, how is CAKE written in the same code? (a) YAQW (b) WYOU (c) XZPV (d) DBLF
  38. 38.If FISH is written as GRHE, how is BOAT written in the same code? (a) SZNA (b) UBPC (c) TAOB (d) ANZS
  39. 39.If LAMP is written as PMAL, how is TREE written in the same code? (a) USFF (b) FFSU (c) EERT (d) DDQS
  40. 40.If LAMP is written as OZNK, how is LION written in the same code? (a) ORLM (b) MJPO (c) PSMN (d) NQKL

Answer key

  1. OWTF
  2. PMUJ
  3. SBUT
  4. CMZG
  5. HPME
  6. KGJI
  7. HSRK
  8. DLOG
  9. TAC
  10. ZMMI
  11. LLEB
  12. WLT
  13. CBMM
  14. KSED
  15. NLWH
  16. EKAC
  17. HFM
  18. BZJD
  19. JQZO
  20. HFM
  21. CDRJ
  22. NJML
  23. GJTI
  24. UTFO
  25. RXNS
  26. EMJB
  27. TUBS
  28. UJKR
  29. ITLO
  30. VQAU
  31. MMBC
  32. MNKO
  33. LPPC
  34. DNIW
  35. GLBH
  36. PYGL
  37. XZPV
  38. SZNA
  39. EERT
  40. ORLM

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