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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 48 · 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 FISH is written as URHS, how is BOOK written in the same code? (a) CPPL (b) XKKO (c) YLLP (d) ZMMQ
  2. 2.If GOLD is written as EMJB, how is FISH written in the same code? (a) HKUJ (b) EHRG (c) DGQF (d) CFPE
  3. 3.If SUN is written as HFM, how is CAT written in the same code? (a) DBU (b) YAH (c) XZG (d) WYF
  4. 4.If CAKE is written as XZPV, how is BOAT written in the same code? (a) XKYF (b) ZMAH (c) CPBU (d) YLZG
  5. 5.If BOOK is written as ZMMI, how is STAR written in the same code? (a) QRYP (b) RSZQ (c) PQXO (d) UVCT
  6. 6.If FISH is written as JUKH, how is GOLD written in the same code? (a) DLOG (b) FNQI (c) IQNF (d) BJME
  7. 7.If BOOK is written as ERRN, how is PARK written in the same code? (a) SDUN (b) TEVO (c) MXOH (d) RCTM
  8. 8.If STAR is written as QZSR, how is DOG written in the same code? (a) CNF (b) HPE (c) GOD (d) FNC
  9. 9.If MILK is written as NROP, how is PARK written in the same code? (a) LAJQ (b) JYHO (c) QBSL (d) KZIP
  10. 10.If BELL is written as YVOO, how is PEN written in the same code? (a) QFO (b) JUL (c) LWN (d) KVM
  11. 11.If TOYS is written as SYOT, how is DRUM written in the same code? (a) ESVN (b) NVSE (c) LTQC (d) MURD
  12. 12.If COLD is written as BNKC, how is DESK written in the same code? (a) CDRJ (b) BCQI (c) EFTL (d) DESK
  13. 13.If LION is written as MJPO, how is TOYS written in the same code? (a) UPZT (b) TZPU (c) VQAU (d) SNXR
  14. 14.If STAR is written as SBUT, how is DRUM written in the same code? (a) ESVN (b) NVSE (c) LTQC (d) MURD
  15. 15.If BOAT is written as DQCV, how is LAMP written in the same code? (a) JYKN (b) NCOR (c) MBNQ (d) ODPS
  16. 16.If BOOK is written as CPPL, how is CAT written in the same code? (a) UBD (b) BZS (c) DBU (d) ECV
  17. 17.If JUMP is written as ITLO, how is DOG written in the same code? (a) CNF (b) EPH (c) DOG (d) BME
  18. 18.If LION is written as JGML, how is BELL written in the same code? (a) ZCJJ (b) YBII (c) DGNN (d) ADKK
  19. 19.If COLD is written as DLOC, how is FISH written in the same code? (a) HSIF (b) ITJG (c) GJTI (d) GRHE
  20. 20.If PEN is written as SHQ, how is KITE written in the same code? (a) NLWH (b) MKVG (c) HFQB (d) OMXI
  21. 21.If JUMP is written as QFNK, how is DOG written in the same code? (a) XMU (b) VKS (c) WLT (d) EPH
  22. 22.If GOLD is written as IQNF, how is STAR written in the same code? (a) QRYP (b) UVCT (c) VWDU (d) TUBS
  23. 23.If COLD is written as CKNB, how is CAT written in the same code? (a) UBD (b) TAC (c) SZB (d) BZS
  24. 24.If CAT is written as TAC, how is CAKE written in the same code? (a) DJZB (b) DBLF (c) FLBD (d) EKAC
  25. 25.If BOAT is written as UBPC, how is CAT written in the same code? (a) TAC (b) UBD (c) SZB (d) DBU
  26. 26.If MILK is written as JKHL, how is BOAT written in the same code? (a) TAOB (b) ANZS (c) UBPC (d) SZNA
  27. 27.If BOOK is written as ANNJ, how is DRUM written in the same code? (a) BPSK (b) CQTL (c) ESVN (d) DRUM
  28. 28.If KITE is written as ETIK, how is COLD written in the same code? (a) CKNB (b) DLOC (c) DPME (d) EMPD
  29. 29.If SUN is written as NUS, how is COLD written in the same code? (a) DLOC (b) DPME (c) EMPD (d) CKNB
  30. 30.If SUN is written as TVO, how is CAKE written in the same code? (a) BZJD (b) ECMG (c) FLBD (d) DBLF
  31. 31.If PARK is written as MTCR, how is COLD written in the same code? (a) DLOC (b) EQNF (c) BJMA (d) FNQE
  32. 32.If CAKE is written as EKAC, how is DESK written in the same code? (a) JRDC (b) LTFE (c) KSED (d) EFTL
  33. 33.If DRUM is written as NVSE, how is DOG written in the same code? (a) EPH (b) HPE (c) GOD (d) FNC
  34. 34.If CAKE is written as EKAC, how is FISH written in the same code? (a) HSIF (b) GJTI (c) ITJG (d) GRHE
  35. 35.If COLD is written as BNKC, how is PARK written in the same code? (a) PARK (b) QBSL (c) OZQJ (d) NYPI
  36. 36.If CAKE is written as FLBD, how is PEN written in the same code? (a) NEP (b) QFO (c) OFQ (d) MDO
  37. 37.If GOLD is written as CKNF, how is JUMP written in the same code? (a) OLTI (b) ITLO (c) PMUJ (d) QNVK
  38. 38.If LAMP is written as OZNK, how is DOG written in the same code? (a) WLT (b) VKS (c) XMU (d) EPH
  39. 39.If BALL is written as NNCD, how is CAKE written in the same code? (a) ECMG (b) CIYA (c) GMCE (d) EKAC
  40. 40.If FISH is written as ITJG, how is DESK written in the same code? (a) EFTL (b) JRDC (c) KSED (d) LTFE

Answer key

  1. YLLP
  2. DGQF
  3. XZG
  4. YLZG
  5. QRYP
  6. FNQI
  7. SDUN
  8. FNC
  9. KZIP
  10. KVM
  11. MURD
  12. CDRJ
  13. UPZT
  14. NVSE
  15. NCOR
  16. DBU
  17. CNF
  18. ZCJJ
  19. HSIF
  20. NLWH
  21. WLT
  22. UVCT
  23. SZB
  24. EKAC
  25. UBD
  26. SZNA
  27. CQTL
  28. DLOC
  29. DLOC
  30. DBLF
  31. FNQE
  32. KSED
  33. HPE
  34. HSIF
  35. OZQJ
  36. OFQ
  37. OLTI
  38. WLT
  39. GMCE
  40. LTFE

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