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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 350 · 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 BOOK is written as LPPC, how is PARK written in the same code? (a) QBSL (b) JQZO (c) LSBQ (d) KRAP
  2. 2.If FISH is written as HSIF, how is PARK written in the same code? (a) LSBQ (b) JQZO (c) QBSL (d) KRAP
  3. 3.If HAND is written as DNAH, how is LION written in the same code? (a) OPJM (b) MNHK (c) MJPO (d) NOIL
  4. 4.If RAIN is written as NIAR, how is KITE written in the same code? (a) FUJL (b) ETIK (c) LJUF (d) DSHJ
  5. 5.If DESK is written as WVHP, how is LAMP written in the same code? (a) MBNQ (b) OZNK (c) PAOL (d) NYMJ
  6. 6.If BOOK is written as LPPC, how is BOAT written in the same code? (a) TAOB (b) CPBU (c) SZNA (d) UBPC
  7. 7.If KITE is written as LJUF, how is CAT written in the same code? (a) BZS (b) UBD (c) ECV (d) DBU
  8. 8.If TOYS is written as WRBV, how is SUN written in the same code? (a) PRK (b) VXQ (c) WYR (d) UWP
  9. 9.If KITE is written as PRGV, how is COLD written in the same code? (a) YMPX (b) WKNV (c) DPME (d) XLOW
  10. 10.If COLD is written as XLOW, how is CAKE written in the same code? (a) XZPV (b) WYOU (c) DBLF (d) YAQW
  11. 11.If MILK is written as NROP, how is PARK written in the same code? (a) QBSL (b) JYHO (c) KZIP (d) LAJQ
  12. 12.If DRUM is written as CQTL, how is TOYS written in the same code? (a) SNXR (b) UPZT (c) TOYS (d) RMWQ
  13. 13.If FISH is written as URHS, how is BALL written in the same code? (a) XYNN (b) CBMM (c) ZAPP (d) YZOO
  14. 14.If MILK is written as KGJI, how is TREE written in the same code? (a) VTGG (b) SQDD (c) RPCC (d) QOBB
  15. 15.If RAIN is written as OJBS, how is COLD written in the same code? (a) DLOC (b) EMPD (c) DPME (d) CKNB
  16. 16.If LAMP is written as PMAL, how is CAT written in the same code? (a) UBD (b) DBU (c) TAC (d) SZB
  17. 17.If BALL is written as KKZA, how is FISH written in the same code? (a) ITJG (b) GRHE (c) HSIF (d) EHRG
  18. 18.If TREE is written as EERT, how is BELL written in the same code? (a) CFMM (b) LLEB (c) MMFC (d) KKDA
  19. 19.If DRUM is written as BPSK, how is FROG written in the same code? (a) HTQI (b) DPME (c) EQNF (d) COLD
  20. 20.If PEN is written as ODM, how is SHIP written in the same code? (a) SHIP (b) QFGN (c) TIJQ (d) RGHO
  21. 21.If LION is written as MJPO, how is BELL written in the same code? (a) DGNN (b) ADKK (c) MMFC (d) CFMM
  22. 22.If LION is written as OLRQ, how is DOG written in the same code? (a) GRJ (b) ALD (c) FQI (d) HSK
  23. 23.If CAKE is written as EKAC, how is LAMP written in the same code? (a) MBNQ (b) PMAL (c) QNBM (d) OLZK
  24. 24.If DOG is written as GOD, how is DESK written in the same code? (a) EFTL (b) LTFE (c) JRDC (d) KSED
  25. 25.If GOLD is written as DLOG, how is FISH written in the same code? (a) HSIF (b) GRHE (c) GJTI (d) ITJG
  26. 26.If CAT is written as XZG, how is BALL written in the same code? (a) CBMM (b) XYNN (c) ZAPP (d) YZOO
  27. 27.If TOYS is written as GLBH, how is MOON written in the same code? (a) MKKL (b) OMMN (c) NPPO (d) NLLM
  28. 28.If SUN is written as HFM, how is PEN written in the same code? (a) JUL (b) LWN (c) QFO (d) KVM
  29. 29.If KITE is written as PRGV, how is HAND written in the same code? (a) TANX (b) IBOE (c) SZMW (d) RYLV
  30. 30.If TREE is written as EERT, how is NEST written in the same code? (a) TSEN (b) SRDM (c) OFTU (d) UTFO
  31. 31.If TOYS is written as UAQV, how is PEN written in the same code? (a) RGP (b) NEP (c) LCN (d) PGR
  32. 32.If LION is written as NOIL, how is MOON written in the same code? (a) NOOM (b) NPPO (c) OPPN (d) MNNL
  33. 33.If BOOK is written as LPPC, how is NEST written in the same code? (a) SRDM (b) OFTU (c) TSEN (d) UTFO
  34. 34.If JUMP is written as PMUJ, how is MOON written in the same code? (a) OPPN (b) MNNL (c) NOOM (d) NPPO
  35. 35.If DOG is written as HPE, how is SHIP written in the same code? (a) QJIT (b) PIHS (c) TIJQ (d) OHGR
  36. 36.If WIND is written as ZLQG, how is FISH written in the same code? (a) HKUJ (b) CFPE (c) ILVK (d) JMWL
  37. 37.If STAR is written as RATS, how is DESK written in the same code? (a) KSED (b) EFTL (c) JRDC (d) LTFE
  38. 38.If CAT is written as ECV, how is COLD written in the same code? (a) DPME (b) EQNF (c) AMJB (d) FROG
  39. 39.If GOLD is written as TLOW, how is WIND written in the same code? (a) ESNX (b) CQLV (c) XJOE (d) DRMW
  40. 40.If FISH is written as DGQF, how is DOG written in the same code? (a) BME (b) CNF (c) FQI (d) ALD

Answer key

  1. LSBQ
  2. KRAP
  3. NOIL
  4. ETIK
  5. OZNK
  6. UBPC
  7. DBU
  8. VXQ
  9. XLOW
  10. XZPV
  11. KZIP
  12. SNXR
  13. YZOO
  14. RPCC
  15. EMPD
  16. TAC
  17. GRHE
  18. LLEB
  19. DPME
  20. RGHO
  21. CFMM
  22. GRJ
  23. PMAL
  24. KSED
  25. HSIF
  26. YZOO
  27. NLLM
  28. KVM
  29. SZMW
  30. TSEN
  31. PGR
  32. NOOM
  33. UTFO
  34. NOOM
  35. QJIT
  36. ILVK
  37. KSED
  38. EQNF
  39. DRMW
  40. BME

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