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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 917 · 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 RAIN is written as OJBS, how is CAKE written in the same code? (a) DBLF (b) EKAC (c) DJZB (d) FLBD
  2. 2.If GOLD is written as FNQI, how is FROG written in the same code? (a) IQTH (b) GORF (c) EMPD (d) HTQI
  3. 3.If PEN is written as QFO, how is FISH written in the same code? (a) EHRG (b) GJTI (c) ITJG (d) HKUJ
  4. 4.If STAR is written as RATS, how is TOYS written in the same code? (a) TZPU (b) RXNS (c) SYOT (d) UPZT
  5. 5.If SHIP is written as PIHS, how is GOLD written in the same code? (a) EMPH (b) HPME (c) CKNF (d) DLOG
  6. 6.If DOG is written as IQF, how is HAND written in the same code? (a) BLYF (b) JCPF (c) DNAH (d) FPCJ
  7. 7.If JUMP is written as QNVK, how is DESK written in the same code? (a) EFTL (b) JRDC (c) LTFE (d) KSED
  8. 8.If DOG is written as WLT, how is SUN written in the same code? (a) GEL (b) TVO (c) IGN (d) HFM
  9. 9.If KITE is written as ETIK, how is COLD written in the same code? (a) DPME (b) CKNB (c) DLOC (d) EMPD
  10. 10.If KITE is written as NLWH, how is RAIN written in the same code? (a) TCKP (b) OXFK (c) VEMR (d) UDLQ
  11. 11.If STAR is written as TCVU, how is DOG written in the same code? (a) FQI (b) EMB (c) IQF (d) GOD
  12. 12.If TOYS is written as GLBH, how is GOLD written in the same code? (a) SKNV (b) HPME (c) TLOW (d) UMPX
  13. 13.If BOOK is written as KOOB, how is GOLD written in the same code? (a) DLOG (b) EMPH (c) HPME (d) CKNF
  14. 14.If CAT is written as FDW, how is GOLD written in the same code? (a) DLIA (b) KSPH (c) JROG (d) IQNF
  15. 15.If LAMP is written as QNBM, how is BOAT written in the same code? (a) TAOB (b) SZNA (c) CPBU (d) UBPC
  16. 16.If LION is written as NOIL, how is JUMP written in the same code? (a) KVNQ (b) QNVK (c) OLTI (d) PMUJ
  17. 17.If FISH is written as HSIF, how is COLD written in the same code? (a) EMPD (b) DLOC (c) DPME (d) CKNB
  18. 18.If SHIP is written as VKLS, how is FISH written in the same code? (a) ILVK (b) HKUJ (c) JMWL (d) CFPE
  19. 19.If FROG is written as GORF, how is WIND written in the same code? (a) EOJX (b) CMHV (c) XJOE (d) DNIW
  20. 20.If FISH is written as ITJG, how is KITE written in the same code? (a) LJUF (b) DSHJ (c) FUJL (d) ETIK
  21. 21.If BOAT is written as CPBU, how is DESK written in the same code? (a) LTFE (b) CDRJ (c) FGUM (d) EFTL
  22. 22.If DOG is written as BME, how is SHIP written in the same code? (a) QFGN (b) RGHO (c) PEFM (d) UJKR
  23. 23.If LION is written as NOIL, how is SHIP written in the same code? (a) QJIT (b) OHGR (c) PIHS (d) TIJQ
  24. 24.If FROG is written as EQNF, how is CAT written in the same code? (a) BZS (b) AYR (c) DBU (d) CAT
  25. 25.If DRUM is written as OWTF, how is RAIN written in the same code? (a) PKCT (b) LGYP (c) NIAR (d) TCKP
  26. 26.If KITE is written as DSHJ, how is TOYS written in the same code? (a) TZPU (b) RXNS (c) SYOT (d) SNXR
  27. 27.If COLD is written as FROG, how is SUN written in the same code? (a) WYR (b) PRK (c) UWP (d) VXQ
  28. 28.If MILK is written as LHKJ, how is BOOK written in the same code? (a) BOOK (b) CPPL (c) ZMMI (d) ANNJ
  29. 29.If COLD is written as XLOW, how is KITE written in the same code? (a) QSHW (b) LJUF (c) OQFU (d) PRGV
  30. 30.If COLD is written as DPME, how is RAIN written in the same code? (a) OJBS (b) SBJO (c) TCKP (d) QZHM
  31. 31.If HAND is written as EOBI, how is BELL written in the same code? (a) LLEB (b) CFMM (c) MMFC (d) KKDA
  32. 32.If WIND is written as VHMC, how is CAT written in the same code? (a) BZS (b) AYR (c) DBU (d) CAT
  33. 33.If DOG is written as CNF, how is FROG written in the same code? (a) FROG (b) DPME (c) EQNF (d) GSPH
  34. 34.If BOOK is written as YLLP, how is BALL written in the same code? (a) XYNN (b) CBMM (c) ZAPP (d) YZOO
  35. 35.If DRUM is written as MURD, how is SHIP written in the same code? (a) QJIT (b) TIJQ (c) PIHS (d) OHGR
  36. 36.If HAND is written as SZMW, how is PARK written in the same code? (a) LAJQ (b) QBSL (c) KZIP (d) JYHO
  37. 37.If SUN is written as TVO, how is JUMP written in the same code? (a) LWOR (b) ITLO (c) QNVK (d) KVNQ
  38. 38.If MILK is written as NJML, how is DESK written in the same code? (a) FGUM (b) CDRJ (c) LTFE (d) EFTL
  39. 39.If LAMP is written as OLZK, how is TOYS written in the same code? (a) TZPU (b) RXNS (c) SNXR (d) SYOT
  40. 40.If DESK is written as WVHP, how is TREE written in the same code? (a) USFF (b) HJWW (c) GIVV (d) FHUU

Answer key

  1. FLBD
  2. IQTH
  3. GJTI
  4. SYOT
  5. DLOG
  6. FPCJ
  7. LTFE
  8. HFM
  9. DLOC
  10. UDLQ
  11. IQF
  12. TLOW
  13. DLOG
  14. JROG
  15. UBPC
  16. PMUJ
  17. DLOC
  18. ILVK
  19. DNIW
  20. FUJL
  21. EFTL
  22. QFGN
  23. PIHS
  24. BZS
  25. PKCT
  26. RXNS
  27. VXQ
  28. ANNJ
  29. PRGV
  30. SBJO
  31. MMFC
  32. BZS
  33. EQNF
  34. YZOO
  35. PIHS
  36. KZIP
  37. KVNQ
  38. EFTL
  39. RXNS
  40. GIVV

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