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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 512 · 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 CAT is written as AYR, how is SHIP written in the same code? (a) PEFM (b) UJKR (c) QFGN (d) RGHO
  2. 2.If KITE is written as NLWH, how is SHIP written in the same code? (a) WLMT (b) PEFM (c) UJKR (d) VKLS
  3. 3.If STAR is written as TUBS, how is PARK written in the same code? (a) LSBQ (b) RCTM (c) QBSL (d) OZQJ
  4. 4.If PEN is written as OFQ, how is SUN written in the same code? (a) OVT (b) NUS (c) MTR (d) TVO
  5. 5.If PARK is written as KZIP, how is KITE written in the same code? (a) PRGV (b) QSHW (c) OQFU (d) LJUF
  6. 6.If BOAT is written as ZMYR, how is NEST written in the same code? (a) LCQR (b) PGUV (c) MDRS (d) KBPQ
  7. 7.If FISH is written as HKUJ, how is HAND written in the same code? (a) JCPF (b) KDQG (c) FYLB (d) IBOE
  8. 8.If TREE is written as RPCC, how is FROG written in the same code? (a) COLD (b) DPME (c) HTQI (d) EQNF
  9. 9.If DOG is written as GOD, how is MOON written in the same code? (a) NPPO (b) MNNL (c) OPPN (d) NOOM
  10. 10.If TOYS is written as WRBV, how is WIND written in the same code? (a) AMRH (b) TFKA (c) YKPF (d) ZLQG
  11. 11.If DOG is written as EPH, how is WIND written in the same code? (a) YKPF (b) VHMC (c) XJOE (d) EOJX
  12. 12.If NEST is written as MVHG, how is GOLD written in the same code? (a) UMPX (b) TLOW (c) HPME (d) SKNV
  13. 13.If FROG is written as DPME, how is PARK written in the same code? (a) OZQJ (b) MXOH (c) NYPI (d) RCTM
  14. 14.If CAT is written as DBU, how is MOON written in the same code? (a) OPPN (b) OQQP (c) NPPO (d) LNNM
  15. 15.If CAKE is written as DBLF, how is BALL written in the same code? (a) AZKK (b) CBMM (c) DCNN (d) MMBC
  16. 16.If DOG is written as GOD, how is GOLD written in the same code? (a) CKNF (b) HPME (c) EMPH (d) DLOG
  17. 17.If DRUM is written as NVSE, how is COLD written in the same code? (a) DLOC (b) DPME (c) CKNB (d) EMPD
  18. 18.If STAR is written as RATS, how is BOOK written in the same code? (a) JNNA (b) CPPL (c) LPPC (d) KOOB
  19. 19.If TREE is written as GIVV, how is BELL written in the same code? (a) XUNN (b) ZWPP (c) YVOO (d) CFMM
  20. 20.If GOLD is written as EMPH, how is TREE written in the same code? (a) USFF (b) FFSU (c) DDQS (d) EERT
  21. 21.If LAMP is written as QNBM, how is TOYS written in the same code? (a) TZPU (b) RXNS (c) SYOT (d) UPZT
  22. 22.If SUN is written as HFM, how is PARK written in the same code? (a) LAJQ (b) JYHO (c) KZIP (d) QBSL
  23. 23.If TOYS is written as WRBV, how is KITE written in the same code? (a) HFQB (b) MKVG (c) NLWH (d) OMXI
  24. 24.If DRUM is written as FTWO, how is GOLD written in the same code? (a) JROG (b) IQNF (c) HPME (d) EMJB
  25. 25.If CAT is written as XZG, how is JUMP written in the same code? (a) QFNK (b) RGOL (c) PEMJ (d) KVNQ
  26. 26.If GOLD is written as EMPH, how is MILK written in the same code? (a) NJML (b) JKHL (c) LMJN (d) KLIM
  27. 27.If COLD is written as XLOW, how is KITE written in the same code? (a) OQFU (b) QSHW (c) LJUF (d) PRGV
  28. 28.If BALL is written as KKZA, how is COLD written in the same code? (a) DLOC (b) BNKC (c) EMPD (d) CKNB
  29. 29.If DESK is written as WVHP, how is RAIN written in the same code? (a) SBJO (b) HYQL (c) JASN (d) IZRM
  30. 30.If DRUM is written as LTQC, how is STAR written in the same code? (a) QZSR (b) RSZQ (c) RATS (d) SBUT
  31. 31.If MOON is written as NLLM, how is SUN written in the same code? (a) TVO (b) HFM (c) GEL (d) IGN
  32. 32.If GOLD is written as TLOW, how is MILK written in the same code? (a) NJML (b) MQNO (c) NROP (d) OSPQ
  33. 33.If NEST is written as TSEN, how is DOG written in the same code? (a) GOD (b) HPE (c) EPH (d) FNC
  34. 34.If MILK is written as KLIM, how is DRUM written in the same code? (a) LTQC (b) MURD (c) ESVN (d) NVSE
  35. 35.If JUMP is written as QFNK, how is CAKE written in the same code? (a) XZPV (b) YAQW (c) DBLF (d) WYOU
  36. 36.If PARK is written as KZIP, how is BOAT written in the same code? (a) ZMAH (b) CPBU (c) XKYF (d) YLZG
  37. 37.If MOON is written as NLLM, how is BOAT written in the same code? (a) ZMAH (b) XKYF (c) CPBU (d) YLZG
  38. 38.If MOON is written as PQQO, how is DRUM written in the same code? (a) FTWO (b) KSPB (c) OWTF (d) MURD
  39. 39.If PARK is written as RCTM, how is DOG written in the same code? (a) BME (b) FQI (c) GRJ (d) EPH
  40. 40.If JUMP is written as PMUJ, how is MILK written in the same code? (a) KLIM (b) JKHL (c) LMJN (d) NJML

Answer key

  1. QFGN
  2. VKLS
  3. QBSL
  4. OVT
  5. PRGV
  6. LCQR
  7. JCPF
  8. DPME
  9. NOOM
  10. ZLQG
  11. XJOE
  12. TLOW
  13. NYPI
  14. NPPO
  15. CBMM
  16. DLOG
  17. EMPD
  18. KOOB
  19. YVOO
  20. FFSU
  21. TZPU
  22. KZIP
  23. NLWH
  24. IQNF
  25. QFNK
  26. LMJN
  27. PRGV
  28. CKNB
  29. IZRM
  30. QZSR
  31. HFM
  32. NROP
  33. GOD
  34. MURD
  35. XZPV
  36. YLZG
  37. YLZG
  38. OWTF
  39. FQI
  40. KLIM

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