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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 665 · 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 DOG is written as GRJ, how is BOAT written in the same code? (a) ERDW (b) FSEX (c) DQCV (d) YLXQ
  2. 2.If MILK is written as NROP, how is BELL written in the same code? (a) YVOO (b) CFMM (c) ZWPP (d) XUNN
  3. 3.If TOYS is written as GLBH, how is COLD written in the same code? (a) XLOW (b) WKNV (c) YMPX (d) DPME
  4. 4.If GOLD is written as FNQI, how is DESK written in the same code? (a) MUGF (b) IQCB (c) FGUM (d) KSED
  5. 5.If TREE is written as USFF, how is PARK written in the same code? (a) LSBQ (b) RCTM (c) QBSL (d) OZQJ
  6. 6.If SUN is written as VXQ, how is RAIN written in the same code? (a) VEMR (b) TCKP (c) OXFK (d) UDLQ
  7. 7.If RAIN is written as IZRM, how is BOOK written in the same code? (a) ZMMQ (b) XKKO (c) CPPL (d) YLLP
  8. 8.If CAT is written as UBD, how is TREE written in the same code? (a) DDQS (b) EERT (c) USFF (d) FFSU
  9. 9.If JUMP is written as PMUJ, how is BOAT written in the same code? (a) SZNA (b) CPBU (c) UBPC (d) TAOB
  10. 10.If FROG is written as DPME, how is FISH written in the same code? (a) DGQF (b) EHRG (c) HKUJ (d) CFPE
  11. 11.If LION is written as JGML, how is LAMP written in the same code? (a) KZLO (b) JYKN (c) NCOR (d) IXJM
  12. 12.If DESK is written as BCQI, how is WIND written in the same code? (a) YKPF (b) TFKA (c) VHMC (d) UGLB
  13. 13.If MILK is written as JKHL, how is RAIN written in the same code? (a) QZHM (b) NIAR (c) MHZQ (d) OJBS
  14. 14.If SUN is written as NUS, how is WIND written in the same code? (a) XJOE (b) CMHV (c) DNIW (d) EOJX
  15. 15.If COLD is written as XLOW, how is MILK written in the same code? (a) MQNO (b) OSPQ (c) NROP (d) NJML
  16. 16.If DOG is written as GRJ, how is MILK written in the same code? (a) JFIH (b) QMPO (c) PLON (d) OKNM
  17. 17.If LION is written as MJPO, how is PEN written in the same code? (a) RGP (b) ODM (c) OFQ (d) QFO
  18. 18.If BOAT is written as UBPC, how is CAT written in the same code? (a) UBD (b) DBU (c) TAC (d) SZB
  19. 19.If BOOK is written as CPPL, how is CAT written in the same code? (a) BZS (b) DBU (c) UBD (d) ECV
  20. 20.If FISH is written as HKUJ, how is COLD written in the same code? (a) DPME (b) FROG (c) EQNF (d) AMJB
  21. 21.If BOAT is written as UBPC, how is RAIN written in the same code? (a) SBJO (b) NIAR (c) OJBS (d) MHZQ
  22. 22.If TOYS is written as UPZT, how is SUN written in the same code? (a) RTM (b) UWP (c) TVO (d) OVT
  23. 23.If NEST is written as MVHG, how is BALL written in the same code? (a) ZAPP (b) YZOO (c) CBMM (d) XYNN
  24. 24.If DOG is written as FQI, how is TOYS written in the same code? (a) WRBV (b) VQAU (c) RMWQ (d) UPZT
  25. 25.If MOON is written as NLLM, how is HAND written in the same code? (a) TANX (b) SZMW (c) IBOE (d) RYLV
  26. 26.If GOLD is written as CKNF, how is JUMP written in the same code? (a) ITLO (b) OLTI (c) QNVK (d) PMUJ
  27. 27.If DRUM is written as NVSE, how is NEST written in the same code? (a) OFTU (b) UTFO (c) TSEN (d) SRDM
  28. 28.If BOOK is written as MQQD, how is MOON written in the same code? (a) LMMK (b) OQQP (c) PQQO (d) NOOM
  29. 29.If KITE is written as FUJL, how is DESK written in the same code? (a) EFTL (b) KSED (c) LTFE (d) JRDC
  30. 30.If DESK is written as FGUM, how is MILK written in the same code? (a) NJML (b) OKNM (c) PLON (d) KGJI
  31. 31.If TREE is written as EERT, how is COLD written in the same code? (a) CKNB (b) EMPD (c) DLOC (d) DPME
  32. 32.If BALL is written as KKZA, how is FISH written in the same code? (a) ITJG (b) HSIF (c) GRHE (d) EHRG
  33. 33.If WIND is written as FPKY, how is CAT written in the same code? (a) ECV (b) RYA (c) TAC (d) VCE
  34. 34.If SHIP is written as PIHS, how is CAKE written in the same code? (a) FLBD (b) DBLF (c) DJZB (d) EKAC
  35. 35.If BALL is written as YZOO, how is CAT written in the same code? (a) WYF (b) DBU (c) YAH (d) XZG
  36. 36.If MOON is written as NOOM, how is PEN written in the same code? (a) OFQ (b) MDO (c) NEP (d) QFO
  37. 37.If DOG is written as WLT, how is LAMP written in the same code? (a) MBNQ (b) NYMJ (c) PAOL (d) OZNK
  38. 38.If MOON is written as NOOM, how is LION written in the same code? (a) MNHK (b) MJPO (c) OPJM (d) NOIL
  39. 39.If RAIN is written as PKCT, how is PARK written in the same code? (a) MTCR (b) KRAP (c) RCTM (d) IPYN
  40. 40.If CAT is written as BZS, how is MOON written in the same code? (a) KMML (b) MOON (c) LNNM (d) NPPO

Answer key

  1. ERDW
  2. YVOO
  3. XLOW
  4. MUGF
  5. QBSL
  6. UDLQ
  7. YLLP
  8. FFSU
  9. TAOB
  10. DGQF
  11. JYKN
  12. UGLB
  13. MHZQ
  14. DNIW
  15. NROP
  16. PLON
  17. QFO
  18. UBD
  19. DBU
  20. EQNF
  21. OJBS
  22. TVO
  23. YZOO
  24. VQAU
  25. SZMW
  26. OLTI
  27. UTFO
  28. PQQO
  29. LTFE
  30. OKNM
  31. DLOC
  32. GRHE
  33. VCE
  34. EKAC
  35. XZG
  36. NEP
  37. OZNK
  38. NOIL
  39. MTCR
  40. LNNM

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