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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 646 · 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 GOLD is written as EMPH, how is BOAT written in the same code? (a) TAOB (b) SZNA (c) UBPC (d) CPBU
  2. 2.If CAT is written as TAC, how is MILK written in the same code? (a) JKHL (b) LMJN (c) NJML (d) KLIM
  3. 3.If PEN is written as NEP, how is FISH written in the same code? (a) ITJG (b) GRHE (c) GJTI (d) HSIF
  4. 4.If FROG is written as GORF, how is STAR written in the same code? (a) RATS (b) QZSR (c) SBUT (d) TUBS
  5. 5.If BOAT is written as TAOB, how is BALL written in the same code? (a) LLAB (b) MMBC (c) CBMM (d) KKZA
  6. 6.If BALL is written as YZOO, how is MOON written in the same code? (a) NPPO (b) MKKL (c) NLLM (d) OMMN
  7. 7.If TREE is written as EERT, how is WIND written in the same code? (a) CMHV (b) DNIW (c) XJOE (d) EOJX
  8. 8.If LION is written as ORLM, how is BOOK written in the same code? (a) CPPL (b) ZMMQ (c) XKKO (d) YLLP
  9. 9.If MOON is written as PRRQ, how is SHIP written in the same code? (a) VKLS (b) PEFM (c) UJKR (d) WLMT
  10. 10.If RAIN is written as PKCT, how is PEN written in the same code? (a) PGR (b) NEP (c) LCN (d) RGP
  11. 11.If DOG is written as BME, how is FROG written in the same code? (a) COLD (b) EQNF (c) HTQI (d) DPME
  12. 12.If DESK is written as WVHP, how is NEST written in the same code? (a) OFTU (b) NWIH (c) MVHG (d) LUGF
  13. 13.If PEN is written as KVM, how is KITE written in the same code? (a) QSHW (b) OQFU (c) LJUF (d) PRGV
  14. 14.If TOYS is written as SYOT, how is JUMP written in the same code? (a) OLTI (b) PMUJ (c) KVNQ (d) QNVK
  15. 15.If DRUM is written as LTQC, how is GOLD written in the same code? (a) FNKC (b) CKNF (c) EMPH (d) DLOG
  16. 16.If PARK is written as KZIP, how is DESK written in the same code? (a) XWIQ (b) EFTL (c) VUGO (d) WVHP
  17. 17.If BALL is written as KKZA, how is DRUM written in the same code? (a) CQTL (b) NVSE (c) LTQC (d) MURD
  18. 18.If CAT is written as XZG, how is COLD written in the same code? (a) YMPX (b) DPME (c) XLOW (d) WKNV
  19. 19.If TREE is written as USFF, how is SHIP written in the same code? (a) UJKR (b) RGHO (c) TIJQ (d) QJIT
  20. 20.If TREE is written as EERT, how is STAR written in the same code? (a) QZSR (b) TUBS (c) SBUT (d) RATS
  21. 21.If LAMP is written as NCOR, how is BOAT written in the same code? (a) DQCV (b) CPBU (c) ERDW (d) ZMYR
  22. 22.If LAMP is written as OZNK, how is SUN written in the same code? (a) HFM (b) GEL (c) TVO (d) IGN
  23. 23.If SUN is written as OVT, how is STAR written in the same code? (a) RATS (b) QZSR (c) SBUT (d) TUBS
  24. 24.If JUMP is written as QFNK, how is GOLD written in the same code? (a) SKNV (b) HPME (c) UMPX (d) TLOW
  25. 25.If RAIN is written as TCKP, how is SHIP written in the same code? (a) VKLS (b) TIJQ (c) QFGN (d) UJKR
  26. 26.If MOON is written as NPPO, how is DOG written in the same code? (a) EPH (b) CNF (c) FQI (d) HPE
  27. 27.If MILK is written as NROP, how is DRUM written in the same code? (a) XJGO (b) WIFN (c) VHEM (d) ESVN
  28. 28.If TOYS is written as UPZT, how is PARK written in the same code? (a) QBSL (b) RCTM (c) OZQJ (d) LSBQ
  29. 29.If DESK is written as MUGF, how is JUMP written in the same code? (a) PMUJ (b) ROWL (c) LWOR (d) NKSH
  30. 30.If FROG is written as UILT, how is JUMP written in the same code? (a) RGOL (b) QFNK (c) PEMJ (d) KVNQ
  31. 31.If DESK is written as GHVN, how is JUMP written in the same code? (a) MXPS (b) NYQT (c) GRJM (d) LWOR
  32. 32.If NEST is written as UTFO, how is HAND written in the same code? (a) EOBI (b) IBOE (c) DNAH (d) CMZG
  33. 33.If FISH is written as HSIF, how is FROG written in the same code? (a) HPSG (b) GSPH (c) GORF (d) FNQE
  34. 34.If BALL is written as YZOO, how is GOLD written in the same code? (a) UMPX (b) HPME (c) TLOW (d) SKNV
  35. 35.If BOOK is written as YLLP, how is SUN written in the same code? (a) IGN (b) HFM (c) TVO (d) GEL
  36. 36.If BALL is written as KKZA, how is MILK written in the same code? (a) LHKJ (b) JKHL (c) KLIM (d) LMJN
  37. 37.If MOON is written as PQQO, how is FISH written in the same code? (a) JUKH (b) FQGD (c) HKUJ (d) HSIF
  38. 38.If JUMP is written as ITLO, how is MOON written in the same code? (a) NPPO (b) KMML (c) MOON (d) LNNM
  39. 39.If SHIP is written as QJIT, how is DOG written in the same code? (a) GOD (b) FNC (c) HPE (d) EPH
  40. 40.If FROG is written as GSPH, how is WIND written in the same code? (a) XJOE (b) VHMC (c) EOJX (d) YKPF

Answer key

  1. UBPC
  2. KLIM
  3. HSIF
  4. RATS
  5. LLAB
  6. NLLM
  7. DNIW
  8. YLLP
  9. VKLS
  10. PGR
  11. DPME
  12. MVHG
  13. PRGV
  14. PMUJ
  15. CKNF
  16. WVHP
  17. LTQC
  18. XLOW
  19. TIJQ
  20. RATS
  21. DQCV
  22. HFM
  23. SBUT
  24. TLOW
  25. UJKR
  26. EPH
  27. WIFN
  28. QBSL
  29. ROWL
  30. QFNK
  31. MXPS
  32. EOBI
  33. GORF
  34. TLOW
  35. HFM
  36. JKHL
  37. JUKH
  38. LNNM
  39. HPE
  40. XJOE

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