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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 226 · 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 PARK is written as QBSL, how is BOOK written in the same code? (a) DQQM (b) LPPC (c) ANNJ (d) CPPL
  2. 2.If TREE is written as FFSU, how is NEST written in the same code? (a) OFTU (b) UTFO (c) SRDM (d) TSEN
  3. 3.If MILK is written as KGJI, how is KITE written in the same code? (a) IGRC (b) HFQB (c) JHSD (d) MKVG
  4. 4.If TOYS is written as GLBH, how is FROG written in the same code? (a) GSPH (b) VJMU (c) THKS (d) UILT
  5. 5.If DOG is written as GOD, how is BELL written in the same code? (a) CFMM (b) MMFC (c) LLEB (d) KKDA
  6. 6.If GOLD is written as FNKC, how is DOG written in the same code? (a) BME (b) CNF (c) DOG (d) EPH
  7. 7.If KITE is written as FUJL, how is TOYS written in the same code? (a) UPZT (b) RXNS (c) SYOT (d) TZPU
  8. 8.If SUN is written as TVO, how is WIND written in the same code? (a) EOJX (b) XJOE (c) VHMC (d) YKPF
  9. 9.If KITE is written as PRGV, how is SUN written in the same code? (a) IGN (b) TVO (c) HFM (d) GEL
  10. 10.If TREE is written as GIVV, how is SUN written in the same code? (a) HFM (b) IGN (c) GEL (d) TVO
  11. 11.If CAT is written as XZG, how is SHIP written in the same code? (a) ITSL (b) HSRK (c) GRQJ (d) TIJQ
  12. 12.If FISH is written as GRHE, how is STAR written in the same code? (a) RATS (b) QZSR (c) RSZQ (d) SBUT
  13. 13.If GOLD is written as TLOW, how is FISH written in the same code? (a) VSIT (b) TQGR (c) GJTI (d) URHS
  14. 14.If KITE is written as JHSD, how is TREE written in the same code? (a) SQDD (b) USFF (c) RPCC (d) TREE
  15. 15.If CAKE is written as XZPV, how is DRUM written in the same code? (a) ESVN (b) WIFN (c) VHEM (d) XJGO
  16. 16.If GOLD is written as EMPH, how is STAR written in the same code? (a) RATS (b) QZSR (c) SBUT (d) TUBS
  17. 17.If CAT is written as FDW, how is MILK written in the same code? (a) QMPO (b) JFIH (c) OKNM (d) PLON
  18. 18.If TREE is written as DDQS, how is MOON written in the same code? (a) MNNL (b) OPPN (c) LNNM (d) NOOM
  19. 19.If COLD is written as DLOC, how is PEN written in the same code? (a) NEP (b) QFO (c) MDO (d) OFQ
  20. 20.If BOAT is written as SZNA, how is LION written in the same code? (a) MNHK (b) KHNM (c) OPJM (d) NOIL
  21. 21.If SUN is written as NUS, how is GOLD written in the same code? (a) CKNF (b) EMPH (c) DLOG (d) HPME
  22. 22.If PARK is written as KRAP, how is DOG written in the same code? (a) EPH (b) GOD (c) HPE (d) FNC
  23. 23.If STAR is written as RSZQ, how is BELL written in the same code? (a) CFMM (b) ZCJJ (c) ADKK (d) BELL
  24. 24.If STAR is written as HGZI, how is RAIN written in the same code? (a) SBJO (b) JASN (c) IZRM (d) HYQL
  25. 25.If CAKE is written as XZPV, how is BOAT written in the same code? (a) CPBU (b) ZMAH (c) XKYF (d) YLZG
  26. 26.If JUMP is written as OLTI, how is PARK written in the same code? (a) KRAP (b) LSBQ (c) JQZO (d) OZQJ
  27. 27.If FISH is written as HSIF, how is NEST written in the same code? (a) OFTU (b) SRDM (c) UTFO (d) TSEN
  28. 28.If PARK is written as KZIP, how is DESK written in the same code? (a) EFTL (b) VUGO (c) WVHP (d) XWIQ
  29. 29.If PEN is written as NEP, how is KITE written in the same code? (a) ETIK (b) DSHJ (c) FUJL (d) LJUF
  30. 30.If TOYS is written as UPZT, how is COLD written in the same code? (a) EQNF (b) BNKC (c) DPME (d) EMPD
  31. 31.If BOOK is written as ZMMI, how is MOON written in the same code? (a) JLLK (b) KMML (c) LNNM (d) OQQP
  32. 32.If RAIN is written as NIAR, how is PARK written in the same code? (a) LSBQ (b) KRAP (c) QBSL (d) JQZO
  33. 33.If SHIP is written as RKJU, how is RAIN written in the same code? (a) TCKP (b) NIAR (c) LGYP (d) PKCT
  34. 34.If SUN is written as OVT, how is JUMP written in the same code? (a) QNVK (b) OLTI (c) KVNQ (d) PMUJ
  35. 35.If BOOK is written as CPPL, how is BELL written in the same code? (a) MMFC (b) CFMM (c) ADKK (d) DGNN
  36. 36.If FROG is written as UILT, how is PARK written in the same code? (a) JYHO (b) QBSL (c) LAJQ (d) KZIP
  37. 37.If TREE is written as USFF, how is DOG written in the same code? (a) HPE (b) EPH (c) FQI (d) CNF
  38. 38.If LAMP is written as OZNK, how is CAKE written in the same code? (a) WYOU (b) YAQW (c) DBLF (d) XZPV
  39. 39.If TOYS is written as SYOT, how is LAMP written in the same code? (a) QNBM (b) MBNQ (c) PMAL (d) OLZK
  40. 40.If BOAT is written as TAOB, how is FROG written in the same code? (a) HPSG (b) FNQE (c) GORF (d) GSPH

Answer key

  1. CPPL
  2. UTFO
  3. IGRC
  4. UILT
  5. LLEB
  6. CNF
  7. TZPU
  8. XJOE
  9. HFM
  10. HFM
  11. HSRK
  12. QZSR
  13. URHS
  14. SQDD
  15. WIFN
  16. SBUT
  17. PLON
  18. MNNL
  19. NEP
  20. MNHK
  21. DLOG
  22. GOD
  23. ADKK
  24. IZRM
  25. YLZG
  26. JQZO
  27. TSEN
  28. WVHP
  29. ETIK
  30. DPME
  31. KMML
  32. KRAP
  33. PKCT
  34. QNVK
  35. CFMM
  36. KZIP
  37. EPH
  38. XZPV
  39. PMAL
  40. GORF

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