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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 2 · 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 MOON is written as MNNL, how is SUN written in the same code? (a) MTR (b) NUS (c) OVT (d) RTM
  2. 2.If COLD is written as DLOC, how is DESK written in the same code? (a) JRDC (b) EFTL (c) LTFE (d) KSED
  3. 3.If KITE is written as ETIK, how is CAKE written in the same code? (a) EKAC (b) DBLF (c) DJZB (d) FLBD
  4. 4.If FISH is written as URHS, how is BOOK written in the same code? (a) YLLP (b) XKKO (c) CPPL (d) ZMMQ
  5. 5.If MILK is written as OKNM, how is LAMP written in the same code? (a) JYKN (b) MBNQ (c) ODPS (d) NCOR
  6. 6.If SUN is written as PWU, how is LION written in the same code? (a) NOIL (b) LMGJ (c) PQKN (d) NKQP
  7. 7.If WIND is written as VHMC, how is MILK written in the same code? (a) MILK (b) LHKJ (c) KGJI (d) NJML
  8. 8.If BELL is written as LLEB, how is WIND written in the same code? (a) DNIW (b) XJOE (c) CMHV (d) EOJX
  9. 9.If LION is written as NOIL, how is SUN written in the same code? (a) MTR (b) OVT (c) NUS (d) TVO
  10. 10.If BALL is written as KKZA, how is NEST written in the same code? (a) SRDM (b) TSEN (c) MDRS (d) UTFO
  11. 11.If LION is written as NKQP, how is BOAT written in the same code? (a) ZMYR (b) ERDW (c) DQCV (d) CPBU
  12. 12.If TREE is written as GIVV, how is SHIP written in the same code? (a) HSRK (b) TIJQ (c) ITSL (d) GRQJ
  13. 13.If BALL is written as AZKK, how is LAMP written in the same code? (a) MBNQ (b) JYKN (c) KZLO (d) LAMP
  14. 14.If HAND is written as DNAH, how is NEST written in the same code? (a) SRDM (b) TSEN (c) OFTU (d) UTFO
  15. 15.If STAR is written as HGZI, how is TOYS written in the same code? (a) GLBH (b) HMCI (c) FKAG (d) UPZT
  16. 16.If DOG is written as FNC, how is MOON written in the same code? (a) NOOM (b) OPPN (c) LNNM (d) MNNL
  17. 17.If SUN is written as RTM, how is FISH written in the same code? (a) EHRG (b) DGQF (c) GJTI (d) FISH
  18. 18.If MILK is written as LHKJ, how is RAIN written in the same code? (a) SBJO (b) RAIN (c) QZHM (d) PYGL
  19. 19.If KITE is written as ETIK, how is SUN written in the same code? (a) MTR (b) NUS (c) OVT (d) TVO
  20. 20.If BALL is written as EDOO, how is CAT written in the same code? (a) GEX (b) FDW (c) ECV (d) ZXQ
  21. 21.If WIND is written as EOJX, how is CAKE written in the same code? (a) EKAC (b) DBLF (c) DJZB (d) FLBD
  22. 22.If SUN is written as HFM, how is DESK written in the same code? (a) VUGO (b) XWIQ (c) EFTL (d) WVHP
  23. 23.If SUN is written as VXQ, how is BOAT written in the same code? (a) DQCV (b) FSEX (c) ERDW (d) YLXQ
  24. 24.If CAT is written as XZG, how is NEST written in the same code? (a) OFTU (b) MVHG (c) LUGF (d) NWIH
  25. 25.If FROG is written as IURJ, how is STAR written in the same code? (a) PQXO (b) VWDU (c) WXEV (d) UVCT
  26. 26.If PARK is written as KRAP, how is DOG written in the same code? (a) EPH (b) HPE (c) GOD (d) FNC
  27. 27.If DOG is written as GRJ, how is CAT written in the same code? (a) ECV (b) ZXQ (c) GEX (d) FDW
  28. 28.If PEN is written as KVM, how is RAIN written in the same code? (a) IZRM (b) SBJO (c) HYQL (d) JASN
  29. 29.If CAKE is written as BZJD, how is LAMP written in the same code? (a) LAMP (b) JYKN (c) KZLO (d) MBNQ
  30. 30.If DRUM is written as NVSE, how is HAND written in the same code? (a) DNAH (b) IBOE (c) CMZG (d) EOBI
  31. 31.If PEN is written as OFQ, how is HAND written in the same code? (a) IBOE (b) CMZG (c) DNAH (d) EOBI
  32. 32.If PEN is written as MDO, how is COLD written in the same code? (a) EMPD (b) DLOC (c) CKNB (d) BNKC
  33. 33.If DRUM is written as MURD, how is BOOK written in the same code? (a) KOOB (b) CPPL (c) LPPC (d) JNNA
  34. 34.If TREE is written as FFSU, how is CAKE written in the same code? (a) DBLF (b) FLBD (c) EKAC (d) DJZB
  35. 35.If NEST is written as SRDM, how is DOG written in the same code? (a) CNF (b) FNC (c) GOD (d) HPE
  36. 36.If CAKE is written as AYIC, how is CAT written in the same code? (a) ZXQ (b) ECV (c) AYR (d) BZS
  37. 37.If LION is written as NOIL, how is FISH written in the same code? (a) ITJG (b) HSIF (c) GJTI (d) GRHE
  38. 38.If BALL is written as YZOO, how is SUN written in the same code? (a) IGN (b) TVO (c) HFM (d) GEL
  39. 39.If MOON is written as NOOM, how is FISH written in the same code? (a) HSIF (b) ITJG (c) GRHE (d) GJTI
  40. 40.If FISH is written as GRHE, how is SUN written in the same code? (a) OVT (b) MTR (c) NUS (d) RTM

Answer key

  1. MTR
  2. KSED
  3. EKAC
  4. YLLP
  5. NCOR
  6. PQKN
  7. LHKJ
  8. DNIW
  9. NUS
  10. SRDM
  11. DQCV
  12. HSRK
  13. KZLO
  14. TSEN
  15. GLBH
  16. MNNL
  17. EHRG
  18. QZHM
  19. NUS
  20. FDW
  21. FLBD
  22. WVHP
  23. ERDW
  24. MVHG
  25. VWDU
  26. GOD
  27. FDW
  28. IZRM
  29. KZLO
  30. EOBI
  31. EOBI
  32. CKNB
  33. KOOB
  34. FLBD
  35. FNC
  36. AYR
  37. HSIF
  38. HFM
  39. HSIF
  40. MTR

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