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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 89 · 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 LTFE, how is MOON written in the same code? (a) NOOM (b) NPPO (c) OPPN (d) MNNL
  2. 2.If BELL is written as MMFC, how is FISH written in the same code? (a) ITJG (b) GJTI (c) HSIF (d) GRHE
  3. 3.If TOYS is written as GLBH, how is LAMP written in the same code? (a) MBNQ (b) NYMJ (c) PAOL (d) OZNK
  4. 4.If BOOK is written as JNNA, how is FISH written in the same code? (a) HSIF (b) GRHE (c) EHRG (d) ITJG
  5. 5.If MILK is written as NJML, how is PEN written in the same code? (a) ODM (b) OFQ (c) QFO (d) RGP
  6. 6.If MILK is written as LHKJ, how is FISH written in the same code? (a) EHRG (b) DGQF (c) GJTI (d) FISH
  7. 7.If LAMP is written as OZNK, how is PARK written in the same code? (a) KZIP (b) QBSL (c) JYHO (d) LAJQ
  8. 8.If KITE is written as ETIK, how is GOLD written in the same code? (a) DLOG (b) CKNF (c) EMPH (d) HPME
  9. 9.If BALL is written as YZOO, how is CAKE written in the same code? (a) YAQW (b) WYOU (c) XZPV (d) DBLF
  10. 10.If PARK is written as QBSL, how is JUMP written in the same code? (a) ITLO (b) KVNQ (c) QNVK (d) LWOR
  11. 11.If BALL is written as AZKK, how is FISH written in the same code? (a) FISH (b) DGQF (c) EHRG (d) GJTI
  12. 12.If SUN is written as MTR, how is STAR written in the same code? (a) RATS (b) SBUT (c) QZSR (d) RSZQ
  13. 13.If COLD is written as EMPD, how is KITE written in the same code? (a) DSHJ (b) ETIK (c) FUJL (d) LJUF
  14. 14.If DRUM is written as FTWO, how is FISH written in the same code? (a) HKUJ (b) DGQF (c) GJTI (d) ILVK
  15. 15.If FISH is written as GJTI, how is STAR written in the same code? (a) SBUT (b) TUBS (c) UVCT (d) RSZQ
  16. 16.If CAKE is written as DBLF, how is STAR written in the same code? (a) RSZQ (b) SBUT (c) UVCT (d) TUBS
  17. 17.If MILK is written as LHKJ, how is PEN written in the same code? (a) QFO (b) NCL (c) PEN (d) ODM
  18. 18.If COLD is written as FNQE, how is WIND written in the same code? (a) YKPF (b) FPKY (c) DNIW (d) BLGU
  19. 19.If MOON is written as NOOM, how is COLD written in the same code? (a) EMPD (b) CKNB (c) DPME (d) DLOC
  20. 20.If TOYS is written as UAQV, how is MILK written in the same code? (a) KLIM (b) IJGK (c) MNKO (d) OKNM
  21. 21.If GOLD is written as FNKC, how is HAND written in the same code? (a) HAND (b) GZMC (c) FYLB (d) IBOE
  22. 22.If FROG is written as UILT, how is STAR written in the same code? (a) GFYH (b) IHAJ (c) HGZI (d) TUBS
  23. 23.If TOYS is written as SNXR, how is WIND written in the same code? (a) WIND (b) XJOE (c) VHMC (d) UGLB
  24. 24.If STAR is written as RATS, how is DOG written in the same code? (a) EPH (b) FNC (c) HPE (d) GOD
  25. 25.If SHIP is written as QFGN, how is KITE written in the same code? (a) IGRC (b) HFQB (c) MKVG (d) JHSD
  26. 26.If BOOK is written as ZMMI, how is BOAT written in the same code? (a) DQCV (b) ZMYR (c) YLXQ (d) ANZS
  27. 27.If RAIN is written as NIAR, how is STAR written in the same code? (a) RATS (b) QZSR (c) TUBS (d) SBUT
  28. 28.If NEST is written as TSEN, how is RAIN written in the same code? (a) SBJO (b) MHZQ (c) OJBS (d) NIAR
  29. 29.If CAKE is written as XZPV, how is RAIN written in the same code? (a) HYQL (b) JASN (c) IZRM (d) SBJO
  30. 30.If JUMP is written as OLTI, how is RAIN written in the same code? (a) NIAR (b) QZHM (c) MHZQ (d) OJBS
  31. 31.If BELL is written as LLEB, how is KITE written in the same code? (a) ETIK (b) DSHJ (c) FUJL (d) LJUF
  32. 32.If TOYS is written as SYOT, how is COLD written in the same code? (a) DPME (b) CKNB (c) DLOC (d) EMPD
  33. 33.If DRUM is written as WIFN, how is STAR written in the same code? (a) HGZI (b) GFYH (c) IHAJ (d) TUBS
  34. 34.If PEN is written as SHQ, how is JUMP written in the same code? (a) GRJM (b) LWOR (c) MXPS (d) NYQT
  35. 35.If LAMP is written as OZNK, how is MOON written in the same code? (a) NLLM (b) OMMN (c) MKKL (d) NPPO
  36. 36.If CAKE is written as XZPV, how is JUMP written in the same code? (a) RGOL (b) PEMJ (c) QFNK (d) KVNQ
  37. 37.If BOAT is written as TAOB, how is CAT written in the same code? (a) TAC (b) DBU (c) SZB (d) UBD
  38. 38.If BALL is written as YZOO, how is LION written in the same code? (a) NQKL (b) ORLM (c) PSMN (d) MJPO
  39. 39.If DESK is written as WVHP, how is PARK written in the same code? (a) KZIP (b) JYHO (c) LAJQ (d) QBSL
  40. 40.If GOLD is written as CKNF, how is JUMP written in the same code? (a) QNVK (b) ITLO (c) PMUJ (d) OLTI

Answer key

  1. OPPN
  2. ITJG
  3. OZNK
  4. GRHE
  5. QFO
  6. EHRG
  7. KZIP
  8. DLOG
  9. XZPV
  10. KVNQ
  11. EHRG
  12. QZSR
  13. FUJL
  14. HKUJ
  15. TUBS
  16. TUBS
  17. ODM
  18. FPKY
  19. DLOC
  20. MNKO
  21. GZMC
  22. HGZI
  23. VHMC
  24. GOD
  25. IGRC
  26. ZMYR
  27. RATS
  28. NIAR
  29. IZRM
  30. MHZQ
  31. ETIK
  32. DLOC
  33. HGZI
  34. MXPS
  35. NLLM
  36. QFNK
  37. TAC
  38. ORLM
  39. KZIP
  40. OLTI

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