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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 931 · 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 NCOR, how is STAR written in the same code? (a) TUBS (b) QRYP (c) VWDU (d) UVCT
  2. 2.If PEN is written as NEP, how is DRUM written in the same code? (a) ESVN (b) NVSE (c) LTQC (d) MURD
  3. 3.If PARK is written as KZIP, how is JUMP written in the same code? (a) RGOL (b) KVNQ (c) PEMJ (d) QFNK
  4. 4.If SUN is written as HFM, how is FROG written in the same code? (a) THKS (b) UILT (c) VJMU (d) GSPH
  5. 5.If DOG is written as CNF, how is WIND written in the same code? (a) WIND (b) XJOE (c) UGLB (d) VHMC
  6. 6.If CAKE is written as EKAC, how is FROG written in the same code? (a) FNQE (b) HPSG (c) GSPH (d) GORF
  7. 7.If COLD is written as DLOC, how is WIND written in the same code? (a) XJOE (b) DNIW (c) EOJX (d) CMHV
  8. 8.If CAKE is written as GMCE, how is NEST written in the same code? (a) TSEN (b) PGUV (c) RQCL (d) VUGP
  9. 9.If MOON is written as OPPN, how is GOLD written in the same code? (a) HPME (b) EMPH (c) DLOG (d) CKNF
  10. 10.If TREE is written as EERT, how is WIND written in the same code? (a) CMHV (b) XJOE (c) DNIW (d) EOJX
  11. 11.If BELL is written as YVOO, how is DOG written in the same code? (a) EPH (b) XMU (c) VKS (d) WLT
  12. 12.If DOG is written as IQF, how is DESK written in the same code? (a) KSED (b) IQCB (c) FGUM (d) MUGF
  13. 13.If FISH is written as URHS, how is FROG written in the same code? (a) VJMU (b) GSPH (c) UILT (d) THKS
  14. 14.If PARK is written as KRAP, how is TREE written in the same code? (a) FFSU (b) EERT (c) DDQS (d) USFF
  15. 15.If BOOK is written as YLLP, how is DRUM written in the same code? (a) XJGO (b) ESVN (c) VHEM (d) WIFN
  16. 16.If PARK is written as JQZO, how is MILK written in the same code? (a) JKHL (b) LMJN (c) LHKJ (d) KLIM
  17. 17.If KITE is written as PRGV, how is TREE written in the same code? (a) HJWW (b) GIVV (c) FHUU (d) USFF
  18. 18.If STAR is written as TCVU, how is TREE written in the same code? (a) GGTV (b) EERT (c) CCPR (d) VTGG
  19. 19.If NEST is written as UTFO, how is TREE written in the same code? (a) FFSU (b) EERT (c) DDQS (d) USFF
  20. 20.If DESK is written as EFTL, how is LAMP written in the same code? (a) NCOR (b) KZLO (c) QNBM (d) MBNQ
  21. 21.If BOAT is written as TAOB, how is MOON written in the same code? (a) OPPN (b) MNNL (c) NOOM (d) NPPO
  22. 22.If KITE is written as ETIK, how is RAIN written in the same code? (a) OJBS (b) SBJO (c) MHZQ (d) NIAR
  23. 23.If TREE is written as FFSU, how is DOG written in the same code? (a) FNC (b) GOD (c) HPE (d) EPH
  24. 24.If DOG is written as WLT, how is BALL written in the same code? (a) CBMM (b) XYNN (c) ZAPP (d) YZOO
  25. 25.If WIND is written as UGLB, how is GOLD written in the same code? (a) IQNF (b) DLIA (c) FNKC (d) EMJB
  26. 26.If PEN is written as MDO, how is TREE written in the same code? (a) SQDD (b) DDQS (c) FFSU (d) EERT
  27. 27.If TREE is written as GIVV, how is MOON written in the same code? (a) MKKL (b) NPPO (c) OMMN (d) NLLM
  28. 28.If FISH is written as HSIF, how is TREE written in the same code? (a) USFF (b) DDQS (c) EERT (d) FFSU
  29. 29.If NEST is written as TSEN, how is HAND written in the same code? (a) IBOE (b) DNAH (c) EOBI (d) CMZG
  30. 30.If JUMP is written as QFNK, how is DESK written in the same code? (a) VUGO (b) EFTL (c) WVHP (d) XWIQ
  31. 31.If HAND is written as SZMW, how is WIND written in the same code? (a) DRMW (b) ESNX (c) XJOE (d) CQLV
  32. 32.If DESK is written as FGUM, how is BOOK written in the same code? (a) ZMMI (b) CPPL (c) ERRN (d) DQQM
  33. 33.If KITE is written as MKVG, how is CAKE written in the same code? (a) AYIC (b) FDNH (c) DBLF (d) ECMG
  34. 34.If NEST is written as TSEN, how is FISH written in the same code? (a) GRHE (b) GJTI (c) HSIF (d) ITJG
  35. 35.If TREE is written as GIVV, how is MILK written in the same code? (a) OSPQ (b) NJML (c) MQNO (d) NROP
  36. 36.If TREE is written as EERT, how is STAR written in the same code? (a) QZSR (b) SBUT (c) TUBS (d) RATS
  37. 37.If NEST is written as VUGP, how is TREE written in the same code? (a) VTGG (b) GGTV (c) EERT (d) CCPR
  38. 38.If CAT is written as UBD, how is BOOK written in the same code? (a) JNNA (b) CPPL (c) KOOB (d) LPPC
  39. 39.If GOLD is written as CKNF, how is CAKE written in the same code? (a) EKAC (b) BZJD (c) DJZB (d) FLBD
  40. 40.If DESK is written as FGUM, how is FISH written in the same code? (a) ILVK (b) HKUJ (c) DGQF (d) GJTI

Answer key

  1. UVCT
  2. MURD
  3. QFNK
  4. UILT
  5. VHMC
  6. GORF
  7. DNIW
  8. VUGP
  9. EMPH
  10. DNIW
  11. WLT
  12. MUGF
  13. UILT
  14. EERT
  15. WIFN
  16. JKHL
  17. GIVV
  18. GGTV
  19. FFSU
  20. MBNQ
  21. NOOM
  22. NIAR
  23. HPE
  24. YZOO
  25. EMJB
  26. DDQS
  27. NLLM
  28. EERT
  29. DNAH
  30. WVHP
  31. DRMW
  32. DQQM
  33. ECMG
  34. HSIF
  35. NROP
  36. RATS
  37. GGTV
  38. LPPC
  39. DJZB
  40. HKUJ

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