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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 978 · 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 BELL is written as KKDA, how is BOAT written in the same code? (a) TAOB (b) ANZS (c) SZNA (d) UBPC
  2. 2.If WIND is written as YKPF, how is KITE written in the same code? (a) LJUF (b) NLWH (c) IGRC (d) MKVG
  3. 3.If BOOK is written as ZMMI, how is FROG written in the same code? (a) EQNF (b) HTQI (c) DPME (d) COLD
  4. 4.If TREE is written as USFF, how is FISH written in the same code? (a) HKUJ (b) ITJG (c) EHRG (d) GJTI
  5. 5.If TREE is written as EERT, how is LION written in the same code? (a) OPJM (b) MNHK (c) NOIL (d) MJPO
  6. 6.If COLD is written as EMPD, how is JUMP written in the same code? (a) QNVK (b) KVNQ (c) OLTI (d) PMUJ
  7. 7.If RAIN is written as NIAR, how is COLD written in the same code? (a) DPME (b) DLOC (c) CKNB (d) EMPD
  8. 8.If PEN is written as NEP, how is SUN written in the same code? (a) OVT (b) TVO (c) NUS (d) MTR
  9. 9.If RAIN is written as MHZQ, how is JUMP written in the same code? (a) ITLO (b) QNVK (c) OLTI (d) PMUJ
  10. 10.If KITE is written as ETIK, how is LAMP written in the same code? (a) MBNQ (b) PMAL (c) OLZK (d) QNBM
  11. 11.If BOAT is written as SZNA, how is HAND written in the same code? (a) EOBI (b) GZMC (c) CMZG (d) DNAH
  12. 12.If WIND is written as ZLQG, how is HAND written in the same code? (a) JCPF (b) KDQG (c) EXKA (d) LERH
  13. 13.If COLD is written as DLOC, how is PEN written in the same code? (a) OFQ (b) NEP (c) MDO (d) QFO
  14. 14.If MILK is written as JKHL, how is NEST written in the same code? (a) SRDM (b) TSEN (c) UTFO (d) MDRS
  15. 15.If STAR is written as RATS, how is DOG written in the same code? (a) FNC (b) GOD (c) HPE (d) EPH
  16. 16.If MILK is written as NROP, how is BOAT written in the same code? (a) YLZG (b) CPBU (c) ZMAH (d) XKYF
  17. 17.If LAMP is written as PMAL, how is CAT written in the same code? (a) UBD (b) DBU (c) SZB (d) TAC
  18. 18.If DRUM is written as WIFN, how is WIND written in the same code? (a) DRMW (b) XJOE (c) ESNX (d) CQLV
  19. 19.If COLD is written as EQNF, how is NEST written in the same code? (a) OFTU (b) LCQR (c) QHVW (d) PGUV
  20. 20.If MOON is written as NLLM, how is TOYS written in the same code? (a) UPZT (b) FKAG (c) HMCI (d) GLBH
  21. 21.If BOAT is written as DQCV, how is LAMP written in the same code? (a) MBNQ (b) NCOR (c) JYKN (d) ODPS
  22. 22.If COLD is written as DLOC, how is SUN written in the same code? (a) NUS (b) TVO (c) OVT (d) MTR
  23. 23.If LAMP is written as MBNQ, how is BOOK written in the same code? (a) DQQM (b) ANNJ (c) LPPC (d) CPPL
  24. 24.If GOLD is written as DLOG, how is CAT written in the same code? (a) DBU (b) TAC (c) UBD (d) SZB
  25. 25.If FISH is written as ITJG, how is BELL written in the same code? (a) LLEB (b) CFMM (c) KKDA (d) MMFC
  26. 26.If TREE is written as EERT, how is TOYS written in the same code? (a) SYOT (b) UPZT (c) RXNS (d) TZPU
  27. 27.If MILK is written as LMJN, how is NEST written in the same code? (a) TSEN (b) SRDM (c) UTFO (d) OFTU
  28. 28.If DOG is written as GOD, how is DRUM written in the same code? (a) MURD (b) NVSE (c) ESVN (d) LTQC
  29. 29.If FROG is written as UILT, how is TOYS written in the same code? (a) GLBH (b) HMCI (c) UPZT (d) FKAG
  30. 30.If TOYS is written as GLBH, how is PARK written in the same code? (a) LAJQ (b) KZIP (c) QBSL (d) JYHO
  31. 31.If JUMP is written as QFNK, how is STAR written in the same code? (a) HGZI (b) GFYH (c) TUBS (d) IHAJ
  32. 32.If DOG is written as EPH, how is BOOK written in the same code? (a) CPPL (b) ANNJ (c) LPPC (d) DQQM
  33. 33.If CAKE is written as EKAC, how is PEN written in the same code? (a) MDO (b) OFQ (c) QFO (d) NEP
  34. 34.If BOOK is written as YLLP, how is BALL written in the same code? (a) ZAPP (b) XYNN (c) CBMM (d) YZOO
  35. 35.If NEST is written as PGUV, how is DOG written in the same code? (a) BME (b) EPH (c) GRJ (d) FQI
  36. 36.If CAT is written as XZG, how is KITE written in the same code? (a) OQFU (b) QSHW (c) LJUF (d) PRGV
  37. 37.If FISH is written as URHS, how is DOG written in the same code? (a) XMU (b) EPH (c) WLT (d) VKS
  38. 38.If SHIP is written as PIHS, how is BOOK written in the same code? (a) LPPC (b) KOOB (c) JNNA (d) CPPL
  39. 39.If CAKE is written as GMCE, how is MOON written in the same code? (a) NOOM (b) PQQO (c) OQQP (d) LMMK
  40. 40.If DESK is written as EFTL, how is COLD written in the same code? (a) BNKC (b) EMPD (c) DPME (d) EQNF

Answer key

  1. SZNA
  2. MKVG
  3. DPME
  4. GJTI
  5. NOIL
  6. QNVK
  7. DLOC
  8. NUS
  9. OLTI
  10. PMAL
  11. CMZG
  12. KDQG
  13. NEP
  14. SRDM
  15. GOD
  16. YLZG
  17. TAC
  18. DRMW
  19. PGUV
  20. GLBH
  21. NCOR
  22. NUS
  23. CPPL
  24. TAC
  25. MMFC
  26. SYOT
  27. UTFO
  28. MURD
  29. GLBH
  30. KZIP
  31. HGZI
  32. CPPL
  33. NEP
  34. YZOO
  35. FQI
  36. PRGV
  37. WLT
  38. KOOB
  39. PQQO
  40. DPME

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