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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 713 · 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 DOG is written as GRJ, how is LAMP written in the same code? (a) IXJM (b) ODPS (c) NCOR (d) PEQT
  2. 2.If FROG is written as GSPH, how is SUN written in the same code? (a) OVT (b) TVO (c) RTM (d) UWP
  3. 3.If COLD is written as EQNF, how is MILK written in the same code? (a) KGJI (b) OKNM (c) NJML (d) PLON
  4. 4.If TREE is written as GIVV, how is PARK written in the same code? (a) KZIP (b) JYHO (c) QBSL (d) LAJQ
  5. 5.If CAT is written as DBU, how is NEST written in the same code? (a) PGUV (b) UTFO (c) OFTU (d) MDRS
  6. 6.If SHIP is written as HSRK, how is BALL written in the same code? (a) YZOO (b) XYNN (c) CBMM (d) ZAPP
  7. 7.If HAND is written as SZMW, how is MOON written in the same code? (a) OMMN (b) MKKL (c) NPPO (d) NLLM
  8. 8.If DOG is written as HPE, how is SUN written in the same code? (a) NUS (b) MTR (c) OVT (d) TVO
  9. 9.If LION is written as OLRQ, how is DESK written in the same code? (a) FGUM (b) HIWO (c) GHVN (d) ABPH
  10. 10.If PARK is written as KZIP, how is CAKE written in the same code? (a) WYOU (b) XZPV (c) YAQW (d) DBLF
  11. 11.If CAT is written as XZG, how is STAR written in the same code? (a) GFYH (b) IHAJ (c) HGZI (d) TUBS
  12. 12.If PEN is written as RGP, how is MOON written in the same code? (a) NPPO (b) KMML (c) OQQP (d) PRRQ
  13. 13.If KITE is written as ETIK, how is SHIP written in the same code? (a) OHGR (b) QJIT (c) TIJQ (d) PIHS
  14. 14.If PEN is written as KVM, how is SUN written in the same code? (a) HFM (b) IGN (c) GEL (d) TVO
  15. 15.If WIND is written as CMHV, how is FISH written in the same code? (a) HSIF (b) GRHE (c) EHRG (d) ITJG
  16. 16.If COLD is written as AMJB, how is PARK written in the same code? (a) OZQJ (b) NYPI (c) MXOH (d) RCTM
  17. 17.If JUMP is written as QFNK, how is HAND written in the same code? (a) IBOE (b) SZMW (c) RYLV (d) TANX
  18. 18.If BOAT is written as ERDW, how is FROG written in the same code? (a) COLD (b) HTQI (c) IURJ (d) JVSK
  19. 19.If TREE is written as WUHH, how is FROG written in the same code? (a) IURJ (b) JVSK (c) COLD (d) HTQI
  20. 20.If FROG is written as GORF, how is TREE written in the same code? (a) USFF (b) DDQS (c) EERT (d) FFSU
  21. 21.If PEN is written as KVM, how is BALL written in the same code? (a) YZOO (b) ZAPP (c) XYNN (d) CBMM
  22. 22.If CAKE is written as EKAC, how is DESK written in the same code? (a) LTFE (b) KSED (c) JRDC (d) EFTL
  23. 23.If FROG is written as FNQE, how is WIND written in the same code? (a) EOJX (b) DNIW (c) CMHV (d) VHMC
  24. 24.If STAR is written as TCVU, how is DRUM written in the same code? (a) KSPB (b) OWTF (c) MURD (d) FTWO
  25. 25.If BOAT is written as ZMYR, how is SHIP written in the same code? (a) PEFM (b) QFGN (c) UJKR (d) RGHO
  26. 26.If STAR is written as UVCT, how is BELL written in the same code? (a) ZCJJ (b) EHOO (c) CFMM (d) DGNN
  27. 27.If PARK is written as LSBQ, how is FISH written in the same code? (a) HSIF (b) GJTI (c) ITJG (d) GRHE
  28. 28.If CAKE is written as ECMG, how is LION written in the same code? (a) MJPO (b) OLRQ (c) NKQP (d) JGML
  29. 29.If FROG is written as IQTH, how is SHIP written in the same code? (a) UJKR (b) PIHS (c) NGFQ (d) RKJU
  30. 30.If MOON is written as NLLM, how is CAT written in the same code? (a) DBU (b) WYF (c) XZG (d) YAH
  31. 31.If KITE is written as DSHJ, how is FISH written in the same code? (a) HSIF (b) GRHE (c) EHRG (d) ITJG
  32. 32.If PEN is written as KVM, how is FROG written in the same code? (a) UILT (b) VJMU (c) GSPH (d) THKS
  33. 33.If MOON is written as NLLM, how is COLD written in the same code? (a) YMPX (b) XLOW (c) WKNV (d) DPME
  34. 34.If MOON is written as MNNL, how is LION written in the same code? (a) OPJM (b) MNHK (c) KHNM (d) NOIL
  35. 35.If NEST is written as SRDM, how is LION written in the same code? (a) NOIL (b) OPJM (c) MNHK (d) KHNM
  36. 36.If NEST is written as MVHG, how is DRUM written in the same code? (a) ESVN (b) VHEM (c) WIFN (d) XJGO
  37. 37.If JUMP is written as ITLO, how is CAT written in the same code? (a) BZS (b) AYR (c) CAT (d) DBU
  38. 38.If BOOK is written as KOOB, how is CAKE written in the same code? (a) EKAC (b) DJZB (c) FLBD (d) DBLF
  39. 39.If KITE is written as ETIK, how is BELL written in the same code? (a) LLEB (b) CFMM (c) KKDA (d) MMFC
  40. 40.If DESK is written as KSED, how is BALL written in the same code? (a) KKZA (b) MMBC (c) LLAB (d) CBMM

Answer key

  1. ODPS
  2. TVO
  3. OKNM
  4. KZIP
  5. OFTU
  6. YZOO
  7. NLLM
  8. OVT
  9. GHVN
  10. XZPV
  11. HGZI
  12. OQQP
  13. PIHS
  14. HFM
  15. GRHE
  16. NYPI
  17. SZMW
  18. IURJ
  19. IURJ
  20. EERT
  21. YZOO
  22. KSED
  23. CMHV
  24. OWTF
  25. QFGN
  26. DGNN
  27. ITJG
  28. NKQP
  29. RKJU
  30. XZG
  31. GRHE
  32. UILT
  33. XLOW
  34. MNHK
  35. MNHK
  36. WIFN
  37. BZS
  38. EKAC
  39. LLEB
  40. LLAB

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