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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 145 · 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 LAMP is written as PMAL, how is DOG written in the same code? (a) FNC (b) EPH (c) GOD (d) HPE
  2. 2.If MILK is written as MNKO, how is LAMP written in the same code? (a) PMAL (b) NKYJ (c) NCOR (d) ROCN
  3. 3.If DESK is written as JRDC, how is GOLD written in the same code? (a) CKNF (b) EMPH (c) DLOG (d) FNKC
  4. 4.If DRUM is written as MURD, how is LION written in the same code? (a) NOIL (b) OPJM (c) MJPO (d) MNHK
  5. 5.If DOG is written as GOD, how is TREE written in the same code? (a) USFF (b) FFSU (c) DDQS (d) EERT
  6. 6.If HAND is written as SZMW, how is LAMP written in the same code? (a) MBNQ (b) PAOL (c) NYMJ (d) OZNK
  7. 7.If WIND is written as DNIW, how is SHIP written in the same code? (a) OHGR (b) PIHS (c) QJIT (d) TIJQ
  8. 8.If COLD is written as DLOC, how is MILK written in the same code? (a) LMJN (b) NJML (c) KLIM (d) JKHL
  9. 9.If LAMP is written as OZNK, how is LION written in the same code? (a) MJPO (b) PSMN (c) NQKL (d) ORLM
  10. 10.If BALL is written as YZOO, how is DOG written in the same code? (a) WLT (b) XMU (c) EPH (d) VKS
  11. 11.If CAT is written as SZB, how is TREE written in the same code? (a) SQDD (b) EERT (c) FFSU (d) DDQS
  12. 12.If DRUM is written as MURD, how is HAND written in the same code? (a) IBOE (b) DNAH (c) EOBI (d) CMZG
  13. 13.If BOOK is written as KOOB, how is FISH written in the same code? (a) ITJG (b) GRHE (c) GJTI (d) HSIF
  14. 14.If GOLD is written as CKNF, how is PARK written in the same code? (a) LSBQ (b) OZQJ (c) JQZO (d) KRAP
  15. 15.If PEN is written as ODM, how is BOAT written in the same code? (a) BOAT (b) ANZS (c) CPBU (d) ZMYR
  16. 16.If FISH is written as JUKH, how is BOAT written in the same code? (a) DQCV (b) RYMZ (c) TAOB (d) VCQD
  17. 17.If SHIP is written as HSRK, how is LION written in the same code? (a) MJPO (b) ORLM (c) PSMN (d) NQKL
  18. 18.If DESK is written as BCQI, how is DOG written in the same code? (a) ALD (b) CNF (c) FQI (d) BME
  19. 19.If FROG is written as UILT, how is LION written in the same code? (a) ORLM (b) MJPO (c) PSMN (d) NQKL
  20. 20.If SUN is written as TVO, how is BELL written in the same code? (a) DGNN (b) CFMM (c) ADKK (d) MMFC
  21. 21.If SUN is written as OVT, how is DOG written in the same code? (a) GOD (b) FNC (c) HPE (d) EPH
  22. 22.If FROG is written as DPME, how is NEST written in the same code? (a) PGUV (b) KBPQ (c) MDRS (d) LCQR
  23. 23.If COLD is written as XLOW, how is CAT written in the same code? (a) WYF (b) YAH (c) XZG (d) DBU
  24. 24.If SUN is written as UWP, how is DESK written in the same code? (a) BCQI (b) FGUM (c) EFTL (d) GHVN
  25. 25.If WIND is written as YKPF, how is KITE written in the same code? (a) LJUF (b) MKVG (c) IGRC (d) NLWH
  26. 26.If PEN is written as KVM, how is FISH written in the same code? (a) VSIT (b) TQGR (c) GJTI (d) URHS
  27. 27.If CAKE is written as GMCE, how is PEN written in the same code? (a) LCN (b) NEP (c) RGP (d) PGR
  28. 28.If SHIP is written as QJIT, how is BALL written in the same code? (a) CBMM (b) MMBC (c) LLAB (d) KKZA
  29. 29.If HAND is written as SZMW, how is BELL written in the same code? (a) ZWPP (b) CFMM (c) YVOO (d) XUNN
  30. 30.If STAR is written as TCVU, how is PARK written in the same code? (a) RCTM (b) KRAP (c) IPYN (d) MTCR
  31. 31.If KITE is written as PRGV, how is CAKE written in the same code? (a) YAQW (b) WYOU (c) XZPV (d) DBLF
  32. 32.If SUN is written as HFM, how is SHIP written in the same code? (a) HSRK (b) TIJQ (c) GRQJ (d) ITSL
  33. 33.If PEN is written as NEP, how is PARK written in the same code? (a) KRAP (b) QBSL (c) JQZO (d) LSBQ
  34. 34.If DESK is written as LTFE, how is BOOK written in the same code? (a) KOOB (b) CPPL (c) LPPC (d) JNNA
  35. 35.If TREE is written as GIVV, how is KITE written in the same code? (a) QSHW (b) OQFU (c) LJUF (d) PRGV
  36. 36.If CAT is written as BZS, how is LION written in the same code? (a) MJPO (b) LION (c) KHNM (d) JGML
  37. 37.If WIND is written as DNIW, how is CAKE written in the same code? (a) DBLF (b) EKAC (c) DJZB (d) FLBD
  38. 38.If PEN is written as PGR, how is FISH written in the same code? (a) FQGD (b) HKUJ (c) JUKH (d) HSIF
  39. 39.If LAMP is written as QNBM, how is BOOK written in the same code? (a) JNNA (b) CPPL (c) LPPC (d) KOOB
  40. 40.If STAR is written as HGZI, how is DOG written in the same code? (a) XMU (b) VKS (c) EPH (d) WLT

Answer key

  1. GOD
  2. ROCN
  3. CKNF
  4. NOIL
  5. EERT
  6. OZNK
  7. PIHS
  8. KLIM
  9. ORLM
  10. WLT
  11. DDQS
  12. DNAH
  13. HSIF
  14. JQZO
  15. ANZS
  16. VCQD
  17. ORLM
  18. BME
  19. ORLM
  20. CFMM
  21. HPE
  22. LCQR
  23. XZG
  24. FGUM
  25. MKVG
  26. URHS
  27. PGR
  28. MMBC
  29. YVOO
  30. MTCR
  31. XZPV
  32. HSRK
  33. KRAP
  34. LPPC
  35. PRGV
  36. KHNM
  37. EKAC
  38. JUKH
  39. LPPC
  40. WLT

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