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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 643 · 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 HAND is written as KDQG, how is BOAT written in the same code? (a) YLXQ (b) DQCV (c) FSEX (d) ERDW
  2. 2.If MOON is written as NLLM, how is BOOK written in the same code? (a) CPPL (b) XKKO (c) YLLP (d) ZMMQ
  3. 3.If MILK is written as NROP, how is LAMP written in the same code? (a) NYMJ (b) OZNK (c) PAOL (d) MBNQ
  4. 4.If CAKE is written as EKAC, how is FROG written in the same code? (a) GSPH (b) FNQE (c) GORF (d) HPSG
  5. 5.If SUN is written as PWU, how is DESK written in the same code? (a) FGUM (b) MUGF (c) IQCB (d) KSED
  6. 6.If COLD is written as XLOW, how is TOYS written in the same code? (a) GLBH (b) UPZT (c) FKAG (d) HMCI
  7. 7.If FISH is written as HSIF, how is TREE written in the same code? (a) FFSU (b) DDQS (c) EERT (d) USFF
  8. 8.If JUMP is written as QNVK, how is LAMP written in the same code? (a) OLZK (b) PMAL (c) MBNQ (d) QNBM
  9. 9.If MOON is written as NOOM, how is TREE written in the same code? (a) FFSU (b) USFF (c) DDQS (d) EERT
  10. 10.If CAT is written as BZS, how is FISH written in the same code? (a) EHRG (b) FISH (c) DGQF (d) GJTI
  11. 11.If NEST is written as UTFO, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) DBLF (d) EKAC
  12. 12.If HAND is written as FYLB, how is GOLD written in the same code? (a) FNKC (b) IQNF (c) DLIA (d) EMJB
  13. 13.If KITE is written as ETIK, how is FROG written in the same code? (a) HPSG (b) GSPH (c) FNQE (d) GORF
  14. 14.If GOLD is written as FNQI, how is BALL written in the same code? (a) LLAB (b) DCNN (c) JJYZ (d) NNCD
  15. 15.If LION is written as MNHK, how is CAKE written in the same code? (a) FLBD (b) EKAC (c) BZJD (d) DJZB
  16. 16.If PARK is written as MTCR, how is BELL written in the same code? (a) LLEB (b) JJCZ (c) DGNN (d) NNGD
  17. 17.If MOON is written as OPPN, how is SUN written in the same code? (a) NUS (b) TVO (c) OVT (d) MTR
  18. 18.If BELL is written as LLEB, how is WIND written in the same code? (a) CMHV (b) XJOE (c) DNIW (d) EOJX
  19. 19.If GOLD is written as DLOG, how is CAT written in the same code? (a) DBU (b) SZB (c) UBD (d) TAC
  20. 20.If DESK is written as LTFE, how is RAIN written in the same code? (a) SBJO (b) NIAR (c) OJBS (d) MHZQ
  21. 21.If STAR is written as HGZI, how is TOYS written in the same code? (a) GLBH (b) UPZT (c) HMCI (d) FKAG
  22. 22.If SUN is written as QSL, how is COLD written in the same code? (a) BNKC (b) EQNF (c) ZLIA (d) AMJB
  23. 23.If CAT is written as XZG, how is BALL written in the same code? (a) XYNN (b) ZAPP (c) CBMM (d) YZOO
  24. 24.If BELL is written as YVOO, how is GOLD written in the same code? (a) TLOW (b) HPME (c) UMPX (d) SKNV
  25. 25.If LAMP is written as QNBM, how is SUN written in the same code? (a) TVO (b) OVT (c) NUS (d) MTR
  26. 26.If SUN is written as OVT, how is PARK written in the same code? (a) JQZO (b) LSBQ (c) KRAP (d) QBSL
  27. 27.If SHIP is written as QJIT, how is BALL written in the same code? (a) MMBC (b) KKZA (c) CBMM (d) LLAB
  28. 28.If COLD is written as DLOC, how is DRUM written in the same code? (a) ESVN (b) LTQC (c) MURD (d) NVSE
  29. 29.If TREE is written as VTGG, how is FISH written in the same code? (a) ILVK (b) DGQF (c) HKUJ (d) GJTI
  30. 30.If MILK is written as NROP, how is DESK written in the same code? (a) VUGO (b) EFTL (c) XWIQ (d) WVHP
  31. 31.If DRUM is written as BPSK, how is CAKE written in the same code? (a) AYIC (b) BZJD (c) ZXHB (d) ECMG
  32. 32.If BALL is written as ZYJJ, how is SUN written in the same code? (a) PRK (b) RTM (c) QSL (d) UWP
  33. 33.If RAIN is written as IZRM, how is CAT written in the same code? (a) XZG (b) WYF (c) DBU (d) YAH
  34. 34.If CAT is written as UBD, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) DBLF (d) EKAC
  35. 35.If NEST is written as TSEN, how is TOYS written in the same code? (a) RXNS (b) UPZT (c) SYOT (d) TZPU
  36. 36.If SHIP is written as PIHS, how is FISH written in the same code? (a) GJTI (b) HSIF (c) GRHE (d) ITJG
  37. 37.If BALL is written as AZKK, how is FISH written in the same code? (a) DGQF (b) EHRG (c) FISH (d) GJTI
  38. 38.If WIND is written as DRMW, how is LION written in the same code? (a) PSMN (b) NQKL (c) ORLM (d) MJPO
  39. 39.If PEN is written as PGR, how is KITE written in the same code? (a) CRGI (b) MKVG (c) ETIK (d) GVKM
  40. 40.If WIND is written as DNIW, how is MILK written in the same code? (a) NJML (b) JKHL (c) KLIM (d) LMJN

Answer key

  1. ERDW
  2. YLLP
  3. OZNK
  4. GORF
  5. MUGF
  6. GLBH
  7. EERT
  8. QNBM
  9. EERT
  10. EHRG
  11. FLBD
  12. EMJB
  13. GORF
  14. NNCD
  15. DJZB
  16. NNGD
  17. OVT
  18. DNIW
  19. TAC
  20. OJBS
  21. GLBH
  22. AMJB
  23. YZOO
  24. TLOW
  25. OVT
  26. LSBQ
  27. MMBC
  28. MURD
  29. HKUJ
  30. WVHP
  31. AYIC
  32. QSL
  33. XZG
  34. FLBD
  35. SYOT
  36. HSIF
  37. EHRG
  38. ORLM
  39. GVKM
  40. KLIM

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