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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 835 · 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 MOON is written as PQQO, how is LION written in the same code? (a) PQKN (b) NOIL (c) NKQP (d) LMGJ
  2. 2.If BOOK is written as JNNA, how is MILK written in the same code? (a) LHKJ (b) LMJN (c) KLIM (d) JKHL
  3. 3.If RAIN is written as NIAR, how is HAND written in the same code? (a) CMZG (b) IBOE (c) DNAH (d) EOBI
  4. 4.If HAND is written as SZMW, how is SUN written in the same code? (a) GEL (b) IGN (c) TVO (d) HFM
  5. 5.If HAND is written as SZMW, how is BALL written in the same code? (a) ZAPP (b) YZOO (c) XYNN (d) CBMM
  6. 6.If DRUM is written as LTQC, how is FROG written in the same code? (a) FNQE (b) GORF (c) HPSG (d) EQNF
  7. 7.If KITE is written as GVKM, how is MILK written in the same code? (a) IJGK (b) KLIM (c) MNKO (d) OKNM
  8. 8.If BELL is written as YVOO, how is PARK written in the same code? (a) KZIP (b) LAJQ (c) QBSL (d) JYHO
  9. 9.If WIND is written as DNIW, how is SUN written in the same code? (a) TVO (b) OVT (c) MTR (d) NUS
  10. 10.If CAT is written as TAC, how is KITE written in the same code? (a) DSHJ (b) LJUF (c) ETIK (d) FUJL
  11. 11.If CAKE is written as XZPV, how is CAT written in the same code? (a) WYF (b) DBU (c) YAH (d) XZG
  12. 12.If STAR is written as TUBS, how is BOOK written in the same code? (a) ANNJ (b) DQQM (c) LPPC (d) CPPL
  13. 13.If KITE is written as PRGV, how is CAKE written in the same code? (a) DBLF (b) YAQW (c) XZPV (d) WYOU
  14. 14.If KITE is written as ETIK, how is BELL written in the same code? (a) CFMM (b) KKDA (c) LLEB (d) MMFC
  15. 15.If CAT is written as AYR, how is DOG written in the same code? (a) ALD (b) CNF (c) FQI (d) BME
  16. 16.If KITE is written as LJUF, how is COLD written in the same code? (a) EMPD (b) DPME (c) BNKC (d) EQNF
  17. 17.If SUN is written as HFM, how is CAT written in the same code? (a) DBU (b) WYF (c) XZG (d) YAH
  18. 18.If TOYS is written as SNXR, how is NEST written in the same code? (a) MDRS (b) LCQR (c) OFTU (d) NEST
  19. 19.If DOG is written as GOD, how is NEST written in the same code? (a) UTFO (b) TSEN (c) SRDM (d) OFTU
  20. 20.If KITE is written as JHSD, how is TOYS written in the same code? (a) UPZT (b) RMWQ (c) SNXR (d) TOYS
  21. 21.If DRUM is written as MURD, how is BOAT written in the same code? (a) CPBU (b) SZNA (c) TAOB (d) UBPC
  22. 22.If LION is written as NOIL, how is KITE written in the same code? (a) FUJL (b) ETIK (c) LJUF (d) DSHJ
  23. 23.If FROG is written as GSPH, how is BOOK written in the same code? (a) DQQM (b) ANNJ (c) LPPC (d) CPPL
  24. 24.If DRUM is written as ESVN, how is GOLD written in the same code? (a) IQNF (b) FNKC (c) EMPH (d) HPME
  25. 25.If TOYS is written as UAQV, how is DOG written in the same code? (a) IQF (b) FQI (c) GOD (d) EMB
  26. 26.If TREE is written as VTGG, how is HAND written in the same code? (a) KDQG (b) IBOE (c) JCPF (d) FYLB
  27. 27.If CAKE is written as FLBD, how is RAIN written in the same code? (a) SBJO (b) MHZQ (c) NIAR (d) OJBS
  28. 28.If CAKE is written as EKAC, how is CAT written in the same code? (a) TAC (b) DBU (c) SZB (d) UBD
  29. 29.If WIND is written as FPKY, how is MILK written in the same code? (a) IJGK (b) KLIM (c) MNKO (d) OKNM
  30. 30.If DOG is written as CNF, how is SHIP written in the same code? (a) QFGN (b) RGHO (c) SHIP (d) TIJQ
  31. 31.If SUN is written as RTM, how is JUMP written in the same code? (a) JUMP (b) ITLO (c) KVNQ (d) HSKN
  32. 32.If BOOK is written as JNNA, how is NEST written in the same code? (a) UTFO (b) MDRS (c) TSEN (d) SRDM
  33. 33.If KITE is written as DSHJ, how is DESK written in the same code? (a) KSED (b) LTFE (c) CDRJ (d) JRDC
  34. 34.If DOG is written as WLT, how is FROG written in the same code? (a) THKS (b) VJMU (c) UILT (d) GSPH
  35. 35.If GOLD is written as FNQI, how is MOON written in the same code? (a) LMMK (b) OQQP (c) NOOM (d) PQQO
  36. 36.If NEST is written as TSEN, how is WIND written in the same code? (a) CMHV (b) EOJX (c) XJOE (d) DNIW
  37. 37.If MOON is written as NOOM, how is BOAT written in the same code? (a) SZNA (b) TAOB (c) CPBU (d) UBPC
  38. 38.If DOG is written as WLT, how is MILK written in the same code? (a) OSPQ (b) MQNO (c) NJML (d) NROP
  39. 39.If GOLD is written as EMPH, how is FROG written in the same code? (a) FNQE (b) GSPH (c) HPSG (d) GORF
  40. 40.If DOG is written as GOD, how is COLD written in the same code? (a) EMPD (b) DLOC (c) CKNB (d) DPME

Answer key

  1. PQKN
  2. JKHL
  3. DNAH
  4. HFM
  5. YZOO
  6. FNQE
  7. MNKO
  8. KZIP
  9. NUS
  10. ETIK
  11. XZG
  12. CPPL
  13. XZPV
  14. LLEB
  15. BME
  16. DPME
  17. XZG
  18. MDRS
  19. TSEN
  20. SNXR
  21. TAOB
  22. ETIK
  23. CPPL
  24. HPME
  25. IQF
  26. JCPF
  27. OJBS
  28. TAC
  29. MNKO
  30. RGHO
  31. ITLO
  32. SRDM
  33. JRDC
  34. UILT
  35. PQQO
  36. DNIW
  37. TAOB
  38. NROP
  39. HPSG
  40. DLOC

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