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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 951 · 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 STAR is written as HGZI, how is TOYS written in the same code? (a) GLBH (b) HMCI (c) UPZT (d) FKAG
  2. 2.If LION is written as MJPO, how is NEST written in the same code? (a) UTFO (b) MDRS (c) OFTU (d) PGUV
  3. 3.If MILK is written as KLIM, how is STAR written in the same code? (a) RATS (b) QZSR (c) TUBS (d) SBUT
  4. 4.If DESK is written as CDRJ, how is TREE written in the same code? (a) SQDD (b) TREE (c) USFF (d) RPCC
  5. 5.If BOOK is written as JNNA, how is MILK written in the same code? (a) KLIM (b) LMJN (c) JKHL (d) LHKJ
  6. 6.If GOLD is written as FNKC, how is BELL written in the same code? (a) CFMM (b) BELL (c) ZCJJ (d) ADKK
  7. 7.If MOON is written as OPPN, how is TREE written in the same code? (a) USFF (b) EERT (c) DDQS (d) FFSU
  8. 8.If KITE is written as ETIK, how is DOG written in the same code? (a) HPE (b) GOD (c) FNC (d) EPH
  9. 9.If FROG is written as FNQE, how is SUN written in the same code? (a) OVT (b) MTR (c) NUS (d) RTM
  10. 10.If MILK is written as NROP, how is NEST written in the same code? (a) NWIH (b) OFTU (c) LUGF (d) MVHG
  11. 11.If CAT is written as XZG, how is BALL written in the same code? (a) YZOO (b) XYNN (c) ZAPP (d) CBMM
  12. 12.If SHIP is written as HSRK, how is MOON written in the same code? (a) NPPO (b) OMMN (c) NLLM (d) MKKL
  13. 13.If JUMP is written as PMUJ, how is WIND written in the same code? (a) EOJX (b) CMHV (c) XJOE (d) DNIW
  14. 14.If SUN is written as HFM, how is COLD written in the same code? (a) XLOW (b) YMPX (c) DPME (d) WKNV
  15. 15.If DESK is written as KSED, how is WIND written in the same code? (a) CMHV (b) EOJX (c) XJOE (d) DNIW
  16. 16.If SUN is written as NUS, how is HAND written in the same code? (a) EOBI (b) CMZG (c) DNAH (d) IBOE
  17. 17.If LAMP is written as OZNK, how is JUMP written in the same code? (a) KVNQ (b) RGOL (c) PEMJ (d) QFNK
  18. 18.If KITE is written as PRGV, how is DOG written in the same code? (a) EPH (b) XMU (c) VKS (d) WLT
  19. 19.If PARK is written as KRAP, how is LION written in the same code? (a) NOIL (b) MJPO (c) MNHK (d) OPJM
  20. 20.If SHIP is written as QFGN, how is FROG written in the same code? (a) HTQI (b) EQNF (c) COLD (d) DPME
  21. 21.If BALL is written as LLAB, how is DRUM written in the same code? (a) NVSE (b) MURD (c) ESVN (d) LTQC
  22. 22.If BALL is written as DCNN, how is RAIN written in the same code? (a) TCKP (b) SBJO (c) PYGL (d) UDLQ
  23. 23.If SUN is written as OVT, how is WIND written in the same code? (a) DNIW (b) EOJX (c) XJOE (d) CMHV
  24. 24.If TOYS is written as SYOT, how is BOOK written in the same code? (a) JNNA (b) CPPL (c) LPPC (d) KOOB
  25. 25.If PEN is written as KVM, how is DOG written in the same code? (a) XMU (b) EPH (c) VKS (d) WLT
  26. 26.If COLD is written as FNQE, how is CAKE written in the same code? (a) GMCE (b) ECMG (c) EKAC (d) CIYA
  27. 27.If BALL is written as CBMM, how is LION written in the same code? (a) OPJM (b) KHNM (c) NKQP (d) MJPO
  28. 28.If RAIN is written as PKCT, how is MOON written in the same code? (a) OQQP (b) LMMK (c) NOOM (d) PQQO
  29. 29.If BELL is written as YVOO, how is DESK written in the same code? (a) VUGO (b) WVHP (c) XWIQ (d) EFTL
  30. 30.If BELL is written as KKDA, how is TOYS written in the same code? (a) SYOT (b) RXNS (c) TZPU (d) SNXR
  31. 31.If PARK is written as OZQJ, how is LION written in the same code? (a) LION (b) MJPO (c) KHNM (d) JGML
  32. 32.If JUMP is written as ROWL, how is CAT written in the same code? (a) ECV (b) TAC (c) RYA (d) VCE
  33. 33.If CAT is written as VCE, how is LAMP written in the same code? (a) PMAL (b) NCOR (c) ROCN (d) NKYJ
  34. 34.If CAT is written as DBU, how is BOAT written in the same code? (a) ANZS (b) DQCV (c) UBPC (d) CPBU
  35. 35.If KITE is written as GVKM, how is SUN written in the same code? (a) UWP (b) LSQ (c) PWU (d) NUS
  36. 36.If MOON is written as NLLM, how is BALL written in the same code? (a) ZAPP (b) CBMM (c) YZOO (d) XYNN
  37. 37.If SHIP is written as QJIT, how is FISH written in the same code? (a) GRHE (b) ITJG (c) HSIF (d) GJTI
  38. 38.If PEN is written as RGP, how is JUMP written in the same code? (a) KVNQ (b) HSKN (c) LWOR (d) MXPS
  39. 39.If DOG is written as BME, how is MOON written in the same code? (a) OQQP (b) JLLK (c) KMML (d) LNNM
  40. 40.If CAKE is written as DBLF, how is STAR written in the same code? (a) RSZQ (b) SBUT (c) UVCT (d) TUBS

Answer key

  1. GLBH
  2. OFTU
  3. RATS
  4. SQDD
  5. JKHL
  6. ADKK
  7. FFSU
  8. GOD
  9. MTR
  10. MVHG
  11. YZOO
  12. NLLM
  13. DNIW
  14. XLOW
  15. DNIW
  16. DNAH
  17. QFNK
  18. WLT
  19. NOIL
  20. DPME
  21. MURD
  22. TCKP
  23. EOJX
  24. KOOB
  25. WLT
  26. GMCE
  27. MJPO
  28. PQQO
  29. WVHP
  30. RXNS
  31. KHNM
  32. VCE
  33. ROCN
  34. CPBU
  35. PWU
  36. YZOO
  37. ITJG
  38. LWOR
  39. KMML
  40. TUBS

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