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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 988 · 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 DESK is written as FGUM, how is COLD written in the same code? (a) AMJB (b) FROG (c) EQNF (d) DPME
  2. 2.If BOAT is written as TAOB, how is RAIN written in the same code? (a) NIAR (b) OJBS (c) MHZQ (d) SBJO
  3. 3.If DOG is written as WLT, how is MOON written in the same code? (a) NPPO (b) OMMN (c) MKKL (d) NLLM
  4. 4.If PARK is written as KRAP, how is TREE written in the same code? (a) FFSU (b) EERT (c) USFF (d) DDQS
  5. 5.If TOYS is written as UPZT, how is MOON written in the same code? (a) LNNM (b) OPPN (c) NPPO (d) OQQP
  6. 6.If TOYS is written as GLBH, how is COLD written in the same code? (a) WKNV (b) XLOW (c) DPME (d) YMPX
  7. 7.If BOAT is written as YLZG, how is GOLD written in the same code? (a) SKNV (b) HPME (c) UMPX (d) TLOW
  8. 8.If BOAT is written as VCQD, how is BOOK written in the same code? (a) KOOB (b) IMMZ (c) DQQM (d) MQQD
  9. 9.If LAMP is written as NCOR, how is CAT written in the same code? (a) FDW (b) ECV (c) AYR (d) DBU
  10. 10.If BOOK is written as YLLP, how is KITE written in the same code? (a) OQFU (b) LJUF (c) PRGV (d) QSHW
  11. 11.If DRUM is written as OWTF, how is PEN written in the same code? (a) LCN (b) PGR (c) RGP (d) NEP
  12. 12.If TREE is written as VTGG, how is CAKE written in the same code? (a) FDNH (b) DBLF (c) ECMG (d) AYIC
  13. 13.If WIND is written as DRMW, how is PEN written in the same code? (a) KVM (b) QFO (c) LWN (d) JUL
  14. 14.If PEN is written as QFO, how is LAMP written in the same code? (a) NCOR (b) KZLO (c) MBNQ (d) QNBM
  15. 15.If CAKE is written as XZPV, how is LAMP written in the same code? (a) PAOL (b) NYMJ (c) OZNK (d) MBNQ
  16. 16.If HAND is written as DNAH, how is MOON written in the same code? (a) NPPO (b) OPPN (c) NOOM (d) MNNL
  17. 17.If COLD is written as DLOC, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) UPZT (d) SYOT
  18. 18.If FROG is written as UILT, how is DRUM written in the same code? (a) VHEM (b) WIFN (c) ESVN (d) XJGO
  19. 19.If CAT is written as VCE, how is MILK written in the same code? (a) IJGK (b) OKNM (c) MNKO (d) KLIM
  20. 20.If DOG is written as GOD, how is LAMP written in the same code? (a) MBNQ (b) OLZK (c) PMAL (d) QNBM
  21. 21.If DESK is written as WVHP, how is LION written in the same code? (a) PSMN (b) ORLM (c) NQKL (d) MJPO
  22. 22.If FISH is written as ILVK, how is DOG written in the same code? (a) ALD (b) FQI (c) HSK (d) GRJ
  23. 23.If KITE is written as LJUF, how is NEST written in the same code? (a) PGUV (b) OFTU (c) MDRS (d) UTFO
  24. 24.If DOG is written as WLT, how is BALL written in the same code? (a) ZAPP (b) YZOO (c) XYNN (d) CBMM
  25. 25.If FROG is written as FNQE, how is SUN written in the same code? (a) RTM (b) OVT (c) NUS (d) MTR
  26. 26.If DRUM is written as NVSE, how is TREE written in the same code? (a) DDQS (b) USFF (c) FFSU (d) EERT
  27. 27.If LAMP is written as NCOR, how is RAIN written in the same code? (a) UDLQ (b) SBJO (c) PYGL (d) TCKP
  28. 28.If GOLD is written as DLOG, how is CAT written in the same code? (a) SZB (b) DBU (c) UBD (d) TAC
  29. 29.If FROG is written as GORF, how is BOOK written in the same code? (a) KOOB (b) JNNA (c) LPPC (d) CPPL
  30. 30.If PEN is written as KVM, how is MOON written in the same code? (a) NPPO (b) MKKL (c) OMMN (d) NLLM
  31. 31.If BOOK is written as ERRN, how is DOG written in the same code? (a) GRJ (b) FQI (c) ALD (d) HSK
  32. 32.If TOYS is written as RXNS, how is FISH written in the same code? (a) ITJG (b) HSIF (c) EHRG (d) GRHE
  33. 33.If DESK is written as EFTL, how is BOOK written in the same code? (a) LPPC (b) ANNJ (c) CPPL (d) DQQM
  34. 34.If STAR is written as UVCT, how is KITE written in the same code? (a) NLWH (b) MKVG (c) IGRC (d) LJUF
  35. 35.If SHIP is written as UJKR, how is DESK written in the same code? (a) BCQI (b) GHVN (c) EFTL (d) FGUM
  36. 36.If PEN is written as OFQ, how is DESK written in the same code? (a) JRDC (b) KSED (c) LTFE (d) EFTL
  37. 37.If PARK is written as KZIP, how is HAND written in the same code? (a) RYLV (b) SZMW (c) IBOE (d) TANX
  38. 38.If SUN is written as PWU, how is FROG written in the same code? (a) HTQI (b) EMPD (c) GORF (d) IQTH
  39. 39.If FISH is written as URHS, how is LION written in the same code? (a) ORLM (b) PSMN (c) NQKL (d) MJPO
  40. 40.If TREE is written as EERT, how is LION written in the same code? (a) OPJM (b) MJPO (c) NOIL (d) MNHK

Answer key

  1. EQNF
  2. NIAR
  3. NLLM
  4. EERT
  5. NPPO
  6. XLOW
  7. TLOW
  8. MQQD
  9. ECV
  10. PRGV
  11. PGR
  12. ECMG
  13. KVM
  14. MBNQ
  15. OZNK
  16. NOOM
  17. SYOT
  18. WIFN
  19. MNKO
  20. PMAL
  21. ORLM
  22. GRJ
  23. OFTU
  24. YZOO
  25. MTR
  26. FFSU
  27. TCKP
  28. TAC
  29. KOOB
  30. NLLM
  31. GRJ
  32. GRHE
  33. CPPL
  34. MKVG
  35. FGUM
  36. LTFE
  37. SZMW
  38. IQTH
  39. ORLM
  40. NOIL

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