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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 471 · 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 CAT is written as BZS, how is FROG written in the same code? (a) EQNF (b) DPME (c) GSPH (d) FROG
  2. 2.If DRUM is written as WIFN, how is FISH written in the same code? (a) TQGR (b) GJTI (c) URHS (d) VSIT
  3. 3.If CAT is written as SZB, how is STAR written in the same code? (a) RSZQ (b) RATS (c) SBUT (d) QZSR
  4. 4.If BOAT is written as SZNA, how is RAIN written in the same code? (a) QZHM (b) OJBS (c) NIAR (d) MHZQ
  5. 5.If BELL is written as DGNN, how is GOLD written in the same code? (a) JROG (b) IQNF (c) HPME (d) EMJB
  6. 6.If BELL is written as ZCJJ, how is SUN written in the same code? (a) UWP (b) RTM (c) PRK (d) QSL
  7. 7.If PEN is written as MDO, how is BOOK written in the same code? (a) KOOB (b) ANNJ (c) JNNA (d) LPPC
  8. 8.If SUN is written as UWP, how is BALL written in the same code? (a) CBMM (b) ZYJJ (c) DCNN (d) EDOO
  9. 9.If KITE is written as JHSD, how is MILK written in the same code? (a) MILK (b) NJML (c) KGJI (d) LHKJ
  10. 10.If DRUM is written as MURD, how is DESK written in the same code? (a) JRDC (b) EFTL (c) LTFE (d) KSED
  11. 11.If COLD is written as XLOW, how is CAT written in the same code? (a) DBU (b) XZG (c) YAH (d) WYF
  12. 12.If WIND is written as EOJX, how is BELL written in the same code? (a) LLEB (b) CFMM (c) KKDA (d) MMFC
  13. 13.If DRUM is written as FTWO, how is MILK written in the same code? (a) PLON (b) OKNM (c) NJML (d) KGJI
  14. 14.If MOON is written as NOOM, how is TOYS written in the same code? (a) RXNS (b) UPZT (c) SYOT (d) TZPU
  15. 15.If HAND is written as SZMW, how is TREE written in the same code? (a) HJWW (b) GIVV (c) FHUU (d) USFF
  16. 16.If DRUM is written as MURD, how is COLD written in the same code? (a) EMPD (b) CKNB (c) DPME (d) DLOC
  17. 17.If LAMP is written as PMAL, how is WIND written in the same code? (a) XJOE (b) EOJX (c) CMHV (d) DNIW
  18. 18.If SHIP is written as HSRK, how is DRUM written in the same code? (a) WIFN (b) VHEM (c) ESVN (d) XJGO
  19. 19.If DRUM is written as MURD, how is MILK written in the same code? (a) LMJN (b) NJML (c) KLIM (d) JKHL
  20. 20.If SUN is written as RTM, how is LAMP written in the same code? (a) LAMP (b) JYKN (c) MBNQ (d) KZLO
  21. 21.If DOG is written as GOD, how is HAND written in the same code? (a) EOBI (b) DNAH (c) CMZG (d) IBOE
  22. 22.If STAR is written as HGZI, how is GOLD written in the same code? (a) UMPX (b) TLOW (c) HPME (d) SKNV
  23. 23.If DRUM is written as BPSK, how is BALL written in the same code? (a) YXII (b) AZKK (c) ZYJJ (d) DCNN
  24. 24.If RAIN is written as PKCT, how is PEN written in the same code? (a) LCN (b) PGR (c) RGP (d) NEP
  25. 25.If BALL is written as KKZA, how is NEST written in the same code? (a) MDRS (b) TSEN (c) SRDM (d) UTFO
  26. 26.If TOYS is written as UPZT, how is BOOK written in the same code? (a) CPPL (b) LPPC (c) ANNJ (d) DQQM
  27. 27.If FISH is written as DGQF, how is PARK written in the same code? (a) OZQJ (b) RCTM (c) NYPI (d) MXOH
  28. 28.If SUN is written as HFM, how is FISH written in the same code? (a) URHS (b) TQGR (c) VSIT (d) GJTI
  29. 29.If BOAT is written as YLZG, how is GOLD written in the same code? (a) TLOW (b) UMPX (c) SKNV (d) HPME
  30. 30.If FROG is written as GSPH, how is MILK written in the same code? (a) OKNM (b) LMJN (c) NJML (d) LHKJ
  31. 31.If GOLD is written as DLOG, how is FISH written in the same code? (a) ITJG (b) GRHE (c) GJTI (d) HSIF
  32. 32.If KITE is written as ETIK, how is MILK written in the same code? (a) LMJN (b) JKHL (c) NJML (d) KLIM
  33. 33.If COLD is written as FROG, how is NEST written in the same code? (a) RIWX (b) KBPQ (c) QHVW (d) PGUV
  34. 34.If FISH is written as ITJG, how is MOON written in the same code? (a) MNNL (b) NPPO (c) NOOM (d) OPPN
  35. 35.If CAT is written as AYR, how is CAKE written in the same code? (a) ECMG (b) ZXHB (c) BZJD (d) AYIC
  36. 36.If BALL is written as LLAB, how is MILK written in the same code? (a) NJML (b) LMJN (c) JKHL (d) KLIM
  37. 37.If COLD is written as FROG, how is TOYS written in the same code? (a) QLVP (b) VQAU (c) XSCW (d) WRBV
  38. 38.If WIND is written as DNIW, how is BALL written in the same code? (a) MMBC (b) KKZA (c) CBMM (d) LLAB
  39. 39.If SUN is written as NUS, how is DRUM written in the same code? (a) MURD (b) ESVN (c) LTQC (d) NVSE
  40. 40.If STAR is written as QRYP, how is CAT written in the same code? (a) AYR (b) ZXQ (c) ECV (d) BZS

Answer key

  1. EQNF
  2. URHS
  3. QZSR
  4. MHZQ
  5. IQNF
  6. QSL
  7. JNNA
  8. DCNN
  9. LHKJ
  10. KSED
  11. XZG
  12. MMFC
  13. OKNM
  14. SYOT
  15. GIVV
  16. DLOC
  17. DNIW
  18. WIFN
  19. KLIM
  20. KZLO
  21. DNAH
  22. TLOW
  23. ZYJJ
  24. PGR
  25. SRDM
  26. CPPL
  27. NYPI
  28. URHS
  29. TLOW
  30. NJML
  31. HSIF
  32. KLIM
  33. QHVW
  34. OPPN
  35. AYIC
  36. KLIM
  37. WRBV
  38. LLAB
  39. MURD
  40. AYR

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