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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 877 · 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 BOAT is written as UBPC, how is CAKE written in the same code? (a) DJZB (b) EKAC (c) FLBD (d) DBLF
  2. 2.If BOOK is written as YLLP, how is JUMP written in the same code? (a) KVNQ (b) RGOL (c) QFNK (d) PEMJ
  3. 3.If BOOK is written as YLLP, how is CAT written in the same code? (a) DBU (b) YAH (c) XZG (d) WYF
  4. 4.If COLD is written as XLOW, how is CAT written in the same code? (a) YAH (b) DBU (c) XZG (d) WYF
  5. 5.If KITE is written as IGRC, how is HAND written in the same code? (a) EXKA (b) JCPF (c) FYLB (d) GZMC
  6. 6.If SHIP is written as PIHS, how is PARK written in the same code? (a) LSBQ (b) KRAP (c) JQZO (d) QBSL
  7. 7.If GOLD is written as TLOW, how is FROG written in the same code? (a) VJMU (b) THKS (c) GSPH (d) UILT
  8. 8.If COLD is written as BNKC, how is TOYS written in the same code? (a) UPZT (b) RMWQ (c) TOYS (d) SNXR
  9. 9.If NEST is written as OFTU, how is TREE written in the same code? (a) VTGG (b) FFSU (c) USFF (d) SQDD
  10. 10.If MOON is written as LNNM, how is JUMP written in the same code? (a) HSKN (b) KVNQ (c) JUMP (d) ITLO
  11. 11.If LION is written as ORLM, how is SHIP written in the same code? (a) GRQJ (b) HSRK (c) TIJQ (d) ITSL
  12. 12.If BALL is written as YZOO, how is SHIP written in the same code? (a) GRQJ (b) TIJQ (c) ITSL (d) HSRK
  13. 13.If PEN is written as KVM, how is TREE written in the same code? (a) FHUU (b) USFF (c) HJWW (d) GIVV
  14. 14.If BELL is written as YVOO, how is SHIP written in the same code? (a) TIJQ (b) GRQJ (c) HSRK (d) ITSL
  15. 15.If CAKE is written as XZPV, how is LAMP written in the same code? (a) PAOL (b) OZNK (c) NYMJ (d) MBNQ
  16. 16.If BELL is written as YVOO, how is LION written in the same code? (a) MJPO (b) PSMN (c) NQKL (d) ORLM
  17. 17.If BOOK is written as MQQD, how is SHIP written in the same code? (a) PIHS (b) RKJU (c) UJKR (d) NGFQ
  18. 18.If DRUM is written as OWTF, how is LION written in the same code? (a) NOIL (b) NKQP (c) PQKN (d) LMGJ
  19. 19.If JUMP is written as ROWL, how is CAT written in the same code? (a) TAC (b) RYA (c) ECV (d) VCE
  20. 20.If TREE is written as EERT, how is NEST written in the same code? (a) SRDM (b) UTFO (c) OFTU (d) TSEN
  21. 21.If FISH is written as HSIF, how is WIND written in the same code? (a) CMHV (b) EOJX (c) DNIW (d) XJOE
  22. 22.If MOON is written as OQQP, how is BOAT written in the same code? (a) CPBU (b) ERDW (c) ZMYR (d) DQCV
  23. 23.If STAR is written as UVCT, how is FROG written in the same code? (a) GSPH (b) HTQI (c) IURJ (d) DPME
  24. 24.If BOAT is written as YLZG, how is BALL written in the same code? (a) XYNN (b) CBMM (c) YZOO (d) ZAPP
  25. 25.If FISH is written as HSIF, how is SHIP written in the same code? (a) TIJQ (b) OHGR (c) PIHS (d) QJIT
  26. 26.If CAKE is written as XZPV, how is TOYS written in the same code? (a) GLBH (b) HMCI (c) UPZT (d) FKAG
  27. 27.If PEN is written as SHQ, how is FISH written in the same code? (a) CFPE (b) HKUJ (c) ILVK (d) JMWL
  28. 28.If CAT is written as VCE, how is MILK written in the same code? (a) IJGK (b) OKNM (c) KLIM (d) MNKO
  29. 29.If DRUM is written as WIFN, how is BELL written in the same code? (a) XUNN (b) CFMM (c) YVOO (d) ZWPP
  30. 30.If CAT is written as TAC, how is BALL written in the same code? (a) MMBC (b) CBMM (c) KKZA (d) LLAB
  31. 31.If BOOK is written as ZMMI, how is MILK written in the same code? (a) OKNM (b) JFIH (c) KGJI (d) LHKJ
  32. 32.If SHIP is written as RKJU, how is DOG written in the same code? (a) EMB (b) GOD (c) FQI (d) IQF
  33. 33.If WIND is written as DRMW, how is BOAT written in the same code? (a) YLZG (b) CPBU (c) ZMAH (d) XKYF
  34. 34.If DOG is written as WLT, how is NEST written in the same code? (a) NWIH (b) MVHG (c) LUGF (d) OFTU
  35. 35.If PEN is written as NEP, how is PARK written in the same code? (a) LSBQ (b) QBSL (c) KRAP (d) JQZO
  36. 36.If TREE is written as FFSU, how is PARK written in the same code? (a) JQZO (b) QBSL (c) LSBQ (d) KRAP
  37. 37.If LION is written as MNHK, how is FROG written in the same code? (a) GORF (b) HPSG (c) FNQE (d) EQNF
  38. 38.If TREE is written as EERT, how is JUMP written in the same code? (a) QNVK (b) KVNQ (c) PMUJ (d) OLTI
  39. 39.If COLD is written as DLOC, how is MOON written in the same code? (a) NOOM (b) MNNL (c) OPPN (d) NPPO
  40. 40.If JUMP is written as LWOR, how is PEN written in the same code? (a) NCL (b) RGP (c) SHQ (d) QFO

Answer key

  1. FLBD
  2. QFNK
  3. XZG
  4. XZG
  5. FYLB
  6. KRAP
  7. UILT
  8. SNXR
  9. USFF
  10. ITLO
  11. HSRK
  12. HSRK
  13. GIVV
  14. HSRK
  15. OZNK
  16. ORLM
  17. RKJU
  18. PQKN
  19. VCE
  20. TSEN
  21. DNIW
  22. DQCV
  23. HTQI
  24. YZOO
  25. PIHS
  26. GLBH
  27. ILVK
  28. MNKO
  29. YVOO
  30. LLAB
  31. KGJI
  32. IQF
  33. YLZG
  34. MVHG
  35. KRAP
  36. LSBQ
  37. FNQE
  38. PMUJ
  39. NOOM
  40. RGP

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