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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 457 · 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 BALL is written as YZOO, how is DESK written in the same code? (a) EFTL (b) WVHP (c) VUGO (d) XWIQ
  2. 2.If GOLD is written as TLOW, how is CAKE written in the same code? (a) WYOU (b) DBLF (c) XZPV (d) YAQW
  3. 3.If SUN is written as NUS, how is LAMP written in the same code? (a) QNBM (b) MBNQ (c) PMAL (d) OLZK
  4. 4.If MILK is written as MNKO, how is DOG written in the same code? (a) IQF (b) FQI (c) GOD (d) EMB
  5. 5.If FISH is written as JUKH, how is BELL written in the same code? (a) NNGD (b) JJCZ (c) DGNN (d) LLEB
  6. 6.If RAIN is written as SBJO, how is TREE written in the same code? (a) SQDD (b) VTGG (c) FFSU (d) USFF
  7. 7.If HAND is written as EOBI, how is LION written in the same code? (a) MJPO (b) OPJM (c) NOIL (d) MNHK
  8. 8.If DRUM is written as WIFN, how is BELL written in the same code? (a) ZWPP (b) CFMM (c) YVOO (d) XUNN
  9. 9.If FROG is written as EQNF, how is CAT written in the same code? (a) DBU (b) AYR (c) CAT (d) BZS
  10. 10.If FISH is written as URHS, how is STAR written in the same code? (a) HGZI (b) TUBS (c) IHAJ (d) GFYH
  11. 11.If COLD is written as BNKC, how is CAKE written in the same code? (a) AYIC (b) DBLF (c) BZJD (d) CAKE
  12. 12.If LAMP is written as OZNK, how is SUN written in the same code? (a) IGN (b) TVO (c) GEL (d) HFM
  13. 13.If PARK is written as OZQJ, how is BOOK written in the same code? (a) BOOK (b) ANNJ (c) ZMMI (d) CPPL
  14. 14.If NEST is written as LCQR, how is STAR written in the same code? (a) RSZQ (b) UVCT (c) PQXO (d) QRYP
  15. 15.If LAMP is written as PMAL, how is TOYS written in the same code? (a) UPZT (b) SYOT (c) TZPU (d) RXNS
  16. 16.If DESK is written as WVHP, how is HAND written in the same code? (a) IBOE (b) TANX (c) SZMW (d) RYLV
  17. 17.If LION is written as ORLM, how is GOLD written in the same code? (a) TLOW (b) SKNV (c) UMPX (d) HPME
  18. 18.If BOAT is written as VCQD, how is COLD written in the same code? (a) DLOC (b) FNQE (c) EQNF (d) BJMA
  19. 19.If DESK is written as JRDC, how is CAT written in the same code? (a) TAC (b) BZS (c) UBD (d) SZB
  20. 20.If MILK is written as NROP, how is DESK written in the same code? (a) XWIQ (b) VUGO (c) EFTL (d) WVHP
  21. 21.If CAKE is written as ECMG, how is HAND written in the same code? (a) KDQG (b) FYLB (c) IBOE (d) JCPF
  22. 22.If COLD is written as EMPD, how is LAMP written in the same code? (a) MBNQ (b) OLZK (c) PMAL (d) QNBM
  23. 23.If PEN is written as KVM, how is TOYS written in the same code? (a) UPZT (b) FKAG (c) HMCI (d) GLBH
  24. 24.If CAKE is written as DJZB, how is PARK written in the same code? (a) JQZO (b) LSBQ (c) KRAP (d) OZQJ
  25. 25.If FISH is written as HSIF, how is GOLD written in the same code? (a) CKNF (b) EMPH (c) HPME (d) DLOG
  26. 26.If TOYS is written as VQAU, how is FROG written in the same code? (a) GSPH (b) DPME (c) HTQI (d) IURJ
  27. 27.If MILK is written as LMJN, how is BOOK written in the same code? (a) LPPC (b) KOOB (c) CPPL (d) JNNA
  28. 28.If GOLD is written as TLOW, how is BELL written in the same code? (a) ZWPP (b) CFMM (c) YVOO (d) XUNN
  29. 29.If SHIP is written as UJKR, how is CAT written in the same code? (a) AYR (b) FDW (c) DBU (d) ECV
  30. 30.If BOOK is written as ZMMI, how is DOG written in the same code? (a) BME (b) CNF (c) ALD (d) FQI
  31. 31.If TOYS is written as GLBH, how is SUN written in the same code? (a) TVO (b) GEL (c) IGN (d) HFM
  32. 32.If BOOK is written as MQQD, how is STAR written in the same code? (a) TCVU (b) UVCT (c) PYRQ (d) RATS
  33. 33.If LION is written as KHNM, how is CAT written in the same code? (a) AYR (b) CAT (c) BZS (d) DBU
  34. 34.If PARK is written as KRAP, how is BALL written in the same code? (a) MMBC (b) CBMM (c) KKZA (d) LLAB
  35. 35.If HAND is written as JCPF, how is TREE written in the same code? (a) USFF (b) VTGG (c) WUHH (d) RPCC
  36. 36.If STAR is written as TUBS, how is KITE written in the same code? (a) FUJL (b) MKVG (c) LJUF (d) JHSD
  37. 37.If CAT is written as XZG, how is LAMP written in the same code? (a) PAOL (b) OZNK (c) MBNQ (d) NYMJ
  38. 38.If NEST is written as MDRS, how is JUMP written in the same code? (a) KVNQ (b) HSKN (c) JUMP (d) ITLO
  39. 39.If FISH is written as JUKH, how is MILK written in the same code? (a) IJGK (b) KLIM (c) MNKO (d) OKNM
  40. 40.If FROG is written as GORF, how is HAND written in the same code? (a) CMZG (b) EOBI (c) DNAH (d) IBOE

Answer key

  1. WVHP
  2. XZPV
  3. PMAL
  4. IQF
  5. NNGD
  6. USFF
  7. OPJM
  8. YVOO
  9. BZS
  10. HGZI
  11. BZJD
  12. HFM
  13. ANNJ
  14. QRYP
  15. SYOT
  16. SZMW
  17. TLOW
  18. FNQE
  19. SZB
  20. WVHP
  21. JCPF
  22. QNBM
  23. GLBH
  24. JQZO
  25. DLOG
  26. HTQI
  27. LPPC
  28. YVOO
  29. ECV
  30. BME
  31. HFM
  32. TCVU
  33. BZS
  34. LLAB
  35. VTGG
  36. LJUF
  37. OZNK
  38. ITLO
  39. MNKO
  40. DNAH

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