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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 36 · 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 STAR is written as QRYP, how is TOYS written in the same code? (a) SNXR (b) VQAU (c) QLVP (d) RMWQ
  2. 2.If DESK is written as FGUM, how is NEST written in the same code? (a) PGUV (b) QHVW (c) LCQR (d) OFTU
  3. 3.If PARK is written as MTCR, how is BOAT written in the same code? (a) VCQD (b) TAOB (c) DQCV (d) RYMZ
  4. 4.If DOG is written as GOD, how is SUN written in the same code? (a) TVO (b) NUS (c) MTR (d) OVT
  5. 5.If FISH is written as GRHE, how is MILK written in the same code? (a) LMJN (b) JKHL (c) LHKJ (d) KLIM
  6. 6.If BOOK is written as KOOB, how is PARK written in the same code? (a) KRAP (b) LSBQ (c) QBSL (d) JQZO
  7. 7.If BOOK is written as KOOB, how is TREE written in the same code? (a) FFSU (b) DDQS (c) USFF (d) EERT
  8. 8.If MILK is written as JKHL, how is LAMP written in the same code? (a) KZLO (b) OLZK (c) QNBM (d) PMAL
  9. 9.If SHIP is written as HSRK, how is JUMP written in the same code? (a) RGOL (b) KVNQ (c) QFNK (d) PEMJ
  10. 10.If HAND is written as GZMC, how is COLD written in the same code? (a) COLD (b) DPME (c) AMJB (d) BNKC
  11. 11.If STAR is written as QRYP, how is FISH written in the same code? (a) DGQF (b) HKUJ (c) CFPE (d) EHRG
  12. 12.If TREE is written as RPCC, how is HAND written in the same code? (a) JCPF (b) FYLB (c) GZMC (d) EXKA
  13. 13.If WIND is written as EOJX, how is KITE written in the same code? (a) FUJL (b) ETIK (c) DSHJ (d) LJUF
  14. 14.If FISH is written as URHS, how is COLD written in the same code? (a) WKNV (b) XLOW (c) DPME (d) YMPX
  15. 15.If JUMP is written as KVNQ, how is LAMP written in the same code? (a) MBNQ (b) QNBM (c) NCOR (d) KZLO
  16. 16.If DESK is written as WVHP, how is FROG written in the same code? (a) VJMU (b) GSPH (c) UILT (d) THKS
  17. 17.If CAKE is written as FDNH, how is PARK written in the same code? (a) RCTM (b) TEVO (c) MXOH (d) SDUN
  18. 18.If FROG is written as HPSG, how is NEST written in the same code? (a) UTFO (b) SRDM (c) TSEN (d) OFTU
  19. 19.If NEST is written as QHVW, how is PEN written in the same code? (a) TIR (b) MBK (c) RGP (d) SHQ
  20. 20.If BOOK is written as KOOB, how is MILK written in the same code? (a) NJML (b) JKHL (c) LMJN (d) KLIM
  21. 21.If BALL is written as NNCD, how is LION written in the same code? (a) PQKN (b) NOIL (c) LMGJ (d) NKQP
  22. 22.If LION is written as KHNM, how is DOG written in the same code? (a) DOG (b) BME (c) CNF (d) EPH
  23. 23.If CAT is written as SZB, how is BELL written in the same code? (a) MMFC (b) ADKK (c) KKDA (d) LLEB
  24. 24.If DRUM is written as MURD, how is CAT written in the same code? (a) DBU (b) SZB (c) UBD (d) TAC
  25. 25.If PEN is written as NCL, how is MILK written in the same code? (a) OKNM (b) JFIH (c) LHKJ (d) KGJI
  26. 26.If LION is written as OPJM, how is JUMP written in the same code? (a) KVNQ (b) PMUJ (c) OLTI (d) QNVK
  27. 27.If DRUM is written as NVSE, how is BOAT written in the same code? (a) CPBU (b) UBPC (c) TAOB (d) SZNA
  28. 28.If KITE is written as ETIK, how is DOG written in the same code? (a) EPH (b) FNC (c) HPE (d) GOD
  29. 29.If CAT is written as AYR, how is MOON written in the same code? (a) OQQP (b) JLLK (c) LNNM (d) KMML
  30. 30.If NEST is written as VUGP, how is BELL written in the same code? (a) JJCZ (b) NNGD (c) LLEB (d) DGNN
  31. 31.If CAT is written as UBD, how is LION written in the same code? (a) MJPO (b) NOIL (c) MNHK (d) OPJM
  32. 32.If PARK is written as JQZO, how is FROG written in the same code? (a) EQNF (b) GORF (c) HPSG (d) FNQE
  33. 33.If BELL is written as NNGD, how is CAKE written in the same code? (a) CIYA (b) ECMG (c) EKAC (d) GMCE
  34. 34.If SHIP is written as PIHS, how is PEN written in the same code? (a) QFO (b) NEP (c) MDO (d) OFQ
  35. 35.If KITE is written as MKVG, how is LION written in the same code? (a) JGML (b) OLRQ (c) NKQP (d) MJPO
  36. 36.If MILK is written as LHKJ, how is MOON written in the same code? (a) MOON (b) KMML (c) LNNM (d) NPPO
  37. 37.If BALL is written as MMBC, how is BELL written in the same code? (a) CFMM (b) KKDA (c) LLEB (d) MMFC
  38. 38.If COLD is written as DLOC, how is DESK written in the same code? (a) JRDC (b) KSED (c) LTFE (d) EFTL
  39. 39.If BELL is written as EHOO, how is PARK written in the same code? (a) RCTM (b) MXOH (c) SDUN (d) TEVO
  40. 40.If BOOK is written as YLLP, how is STAR written in the same code? (a) HGZI (b) TUBS (c) GFYH (d) IHAJ

Answer key

  1. RMWQ
  2. PGUV
  3. VCQD
  4. NUS
  5. JKHL
  6. KRAP
  7. EERT
  8. OLZK
  9. QFNK
  10. BNKC
  11. DGQF
  12. FYLB
  13. FUJL
  14. XLOW
  15. MBNQ
  16. UILT
  17. SDUN
  18. UTFO
  19. SHQ
  20. KLIM
  21. PQKN
  22. CNF
  23. KKDA
  24. TAC
  25. KGJI
  26. QNVK
  27. UBPC
  28. GOD
  29. KMML
  30. NNGD
  31. OPJM
  32. FNQE
  33. GMCE
  34. NEP
  35. NKQP
  36. LNNM
  37. MMFC
  38. KSED
  39. SDUN
  40. HGZI

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