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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 321 · 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 WIND is written as DRMW, how is DRUM written in the same code? (a) XJGO (b) WIFN (c) VHEM (d) ESVN
  2. 2.If KITE is written as NLWH, how is PEN written in the same code? (a) TIR (b) MBK (c) SHQ (d) RGP
  3. 3.If DESK is written as CDRJ, how is DRUM written in the same code? (a) DRUM (b) ESVN (c) BPSK (d) CQTL
  4. 4.If BOAT is written as YLZG, how is LAMP written in the same code? (a) PAOL (b) MBNQ (c) OZNK (d) NYMJ
  5. 5.If BOOK is written as YLLP, how is PARK written in the same code? (a) KZIP (b) JYHO (c) LAJQ (d) QBSL
  6. 6.If RAIN is written as IZRM, how is LION written in the same code? (a) NQKL (b) PSMN (c) MJPO (d) ORLM
  7. 7.If STAR is written as UVCT, how is BOAT written in the same code? (a) DQCV (b) ZMYR (c) ERDW (d) CPBU
  8. 8.If FROG is written as IURJ, how is PEN written in the same code? (a) SHQ (b) TIR (c) MBK (d) RGP
  9. 9.If DOG is written as GOD, how is PEN written in the same code? (a) NEP (b) OFQ (c) QFO (d) MDO
  10. 10.If MILK is written as LMJN, how is STAR written in the same code? (a) SBUT (b) TUBS (c) RATS (d) QZSR
  11. 11.If MILK is written as JKHL, how is FISH written in the same code? (a) ITJG (b) HSIF (c) GRHE (d) EHRG
  12. 12.If DESK is written as WVHP, how is DOG written in the same code? (a) WLT (b) XMU (c) VKS (d) EPH
  13. 13.If BOOK is written as YLLP, how is LION written in the same code? (a) MJPO (b) PSMN (c) ORLM (d) NQKL
  14. 14.If STAR is written as QRYP, how is PEN written in the same code? (a) ODM (b) MBK (c) NCL (d) RGP
  15. 15.If MOON is written as LNNM, how is LION written in the same code? (a) MJPO (b) JGML (c) KHNM (d) LION
  16. 16.If DOG is written as CNF, how is BOAT written in the same code? (a) CPBU (b) ZMYR (c) BOAT (d) ANZS
  17. 17.If MOON is written as NOOM, how is HAND written in the same code? (a) EOBI (b) CMZG (c) IBOE (d) DNAH
  18. 18.If BOAT is written as YLZG, how is CAT written in the same code? (a) YAH (b) WYF (c) DBU (d) XZG
  19. 19.If KITE is written as PRGV, how is CAT written in the same code? (a) XZG (b) WYF (c) YAH (d) DBU
  20. 20.If PARK is written as RCTM, how is CAT written in the same code? (a) FDW (b) AYR (c) DBU (d) ECV
  21. 21.If PARK is written as OZQJ, how is JUMP written in the same code? (a) KVNQ (b) ITLO (c) JUMP (d) HSKN
  22. 22.If BOOK is written as JNNA, how is SUN written in the same code? (a) OVT (b) MTR (c) NUS (d) RTM
  23. 23.If MOON is written as NOOM, how is COLD written in the same code? (a) EMPD (b) DLOC (c) CKNB (d) DPME
  24. 24.If BOOK is written as YLLP, how is MILK written in the same code? (a) OSPQ (b) MQNO (c) NJML (d) NROP
  25. 25.If COLD is written as DLOC, how is BELL written in the same code? (a) LLEB (b) CFMM (c) KKDA (d) MMFC
  26. 26.If BOOK is written as DQQM, how is HAND written in the same code? (a) KDQG (b) JCPF (c) IBOE (d) FYLB
  27. 27.If KITE is written as PRGV, how is BELL written in the same code? (a) XUNN (b) YVOO (c) CFMM (d) ZWPP
  28. 28.If PEN is written as KVM, how is BELL written in the same code? (a) YVOO (b) CFMM (c) ZWPP (d) XUNN
  29. 29.If FROG is written as HPSG, how is DRUM written in the same code? (a) ESVN (b) LTQC (c) NVSE (d) MURD
  30. 30.If DRUM is written as CQTL, how is DOG written in the same code? (a) DOG (b) CNF (c) BME (d) EPH
  31. 31.If CAKE is written as XZPV, how is MILK written in the same code? (a) MQNO (b) NROP (c) OSPQ (d) NJML
  32. 32.If TREE is written as FFSU, how is BELL written in the same code? (a) KKDA (b) MMFC (c) CFMM (d) LLEB
  33. 33.If LAMP is written as OZNK, how is RAIN written in the same code? (a) JASN (b) HYQL (c) SBJO (d) IZRM
  34. 34.If BELL is written as KKDA, how is FISH written in the same code? (a) HSIF (b) ITJG (c) EHRG (d) GRHE
  35. 35.If PARK is written as KRAP, how is HAND written in the same code? (a) EOBI (b) IBOE (c) CMZG (d) DNAH
  36. 36.If MOON is written as LNNM, how is FROG written in the same code? (a) GSPH (b) FROG (c) DPME (d) EQNF
  37. 37.If DRUM is written as NVSE, how is WIND written in the same code? (a) EOJX (b) XJOE (c) CMHV (d) DNIW
  38. 38.If CAT is written as DBU, how is SUN written in the same code? (a) UWP (b) RTM (c) TVO (d) OVT
  39. 39.If DOG is written as WLT, how is PEN written in the same code? (a) LWN (b) QFO (c) JUL (d) KVM
  40. 40.If TOYS is written as SYOT, how is RAIN written in the same code? (a) MHZQ (b) OJBS (c) NIAR (d) SBJO

Answer key

  1. WIFN
  2. SHQ
  3. CQTL
  4. OZNK
  5. KZIP
  6. ORLM
  7. DQCV
  8. SHQ
  9. NEP
  10. SBUT
  11. GRHE
  12. WLT
  13. ORLM
  14. NCL
  15. KHNM
  16. ANZS
  17. DNAH
  18. XZG
  19. XZG
  20. ECV
  21. ITLO
  22. MTR
  23. DLOC
  24. NROP
  25. LLEB
  26. JCPF
  27. YVOO
  28. YVOO
  29. NVSE
  30. CNF
  31. NROP
  32. MMFC
  33. IZRM
  34. GRHE
  35. DNAH
  36. EQNF
  37. EOJX
  38. TVO
  39. KVM
  40. NIAR

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