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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 777 · 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 BELL written in the same code? (a) YVOO (b) ZWPP (c) XUNN (d) CFMM
  2. 2.If MOON is written as NOOM, how is BALL written in the same code? (a) MMBC (b) CBMM (c) LLAB (d) KKZA
  3. 3.If FISH is written as URHS, how is PARK written in the same code? (a) KZIP (b) QBSL (c) LAJQ (d) JYHO
  4. 4.If CAKE is written as EKAC, how is GOLD written in the same code? (a) EMPH (b) CKNF (c) HPME (d) DLOG
  5. 5.If PARK is written as QBSL, how is SUN written in the same code? (a) OVT (b) TVO (c) UWP (d) RTM
  6. 6.If CAT is written as XZG, how is KITE written in the same code? (a) OQFU (b) QSHW (c) PRGV (d) LJUF
  7. 7.If PEN is written as NCL, how is BOOK written in the same code? (a) YLLH (b) ANNJ (c) DQQM (d) ZMMI
  8. 8.If PEN is written as ODM, how is LAMP written in the same code? (a) MBNQ (b) LAMP (c) KZLO (d) JYKN
  9. 9.If HAND is written as FYLB, how is FISH written in the same code? (a) CFPE (b) DGQF (c) HKUJ (d) EHRG
  10. 10.If TOYS is written as RXNS, how is CAT written in the same code? (a) BZS (b) SZB (c) UBD (d) TAC
  11. 11.If DRUM is written as LTQC, how is BOAT written in the same code? (a) ANZS (b) TAOB (c) UBPC (d) SZNA
  12. 12.If CAT is written as SZB, how is LION written in the same code? (a) OPJM (b) KHNM (c) NOIL (d) MNHK
  13. 13.If BOAT is written as CPBU, how is RAIN written in the same code? (a) QZHM (b) OJBS (c) SBJO (d) TCKP
  14. 14.If MOON is written as NOOM, how is SHIP written in the same code? (a) OHGR (b) PIHS (c) TIJQ (d) QJIT
  15. 15.If FROG is written as GORF, how is DRUM written in the same code? (a) LTQC (b) ESVN (c) MURD (d) NVSE
  16. 16.If FROG is written as GSPH, how is RAIN written in the same code? (a) OJBS (b) TCKP (c) SBJO (d) QZHM
  17. 17.If LION is written as JGML, how is DOG written in the same code? (a) ALD (b) CNF (c) FQI (d) BME
  18. 18.If BOAT is written as DQCV, how is SHIP written in the same code? (a) VKLS (b) UJKR (c) QFGN (d) TIJQ
  19. 19.If STAR is written as UVCT, how is COLD written in the same code? (a) FROG (b) EQNF (c) DPME (d) AMJB
  20. 20.If HAND is written as IBOE, how is DOG written in the same code? (a) EPH (b) CNF (c) HPE (d) FQI
  21. 21.If WIND is written as DRMW, how is COLD written in the same code? (a) DPME (b) XLOW (c) WKNV (d) YMPX
  22. 22.If FROG is written as IQTH, how is FISH written in the same code? (a) FQGD (b) HSIF (c) HKUJ (d) JUKH
  23. 23.If BELL is written as EHOO, how is PARK written in the same code? (a) SDUN (b) RCTM (c) TEVO (d) MXOH
  24. 24.If DRUM is written as WIFN, how is DOG written in the same code? (a) VKS (b) EPH (c) XMU (d) WLT
  25. 25.If CAT is written as AYR, how is BOAT written in the same code? (a) YLXQ (b) ZMYR (c) DQCV (d) ANZS
  26. 26.If HAND is written as KDQG, how is BOOK written in the same code? (a) FSSO (b) YLLH (c) DQQM (d) ERRN
  27. 27.If GOLD is written as CKNF, how is JUMP written in the same code? (a) OLTI (b) QNVK (c) PMUJ (d) ITLO
  28. 28.If PEN is written as KVM, how is CAT written in the same code? (a) XZG (b) DBU (c) YAH (d) WYF
  29. 29.If SHIP is written as HSRK, how is FISH written in the same code? (a) VSIT (b) TQGR (c) GJTI (d) URHS
  30. 30.If DRUM is written as ESVN, how is RAIN written in the same code? (a) OJBS (b) TCKP (c) QZHM (d) SBJO
  31. 31.If SUN is written as OVT, how is SHIP written in the same code? (a) QJIT (b) PIHS (c) TIJQ (d) OHGR
  32. 32.If HAND is written as DNAH, how is FISH written in the same code? (a) ITJG (b) GRHE (c) HSIF (d) GJTI
  33. 33.If WIND is written as FPKY, how is JUMP written in the same code? (a) NKSH (b) PMUJ (c) LWOR (d) ROWL
  34. 34.If FISH is written as URHS, how is CAKE written in the same code? (a) DBLF (b) YAQW (c) WYOU (d) XZPV
  35. 35.If BOOK is written as ANNJ, how is JUMP written in the same code? (a) KVNQ (b) ITLO (c) HSKN (d) JUMP
  36. 36.If FROG is written as UILT, how is BELL written in the same code? (a) CFMM (b) ZWPP (c) YVOO (d) XUNN
  37. 37.If CAT is written as SZB, how is SUN written in the same code? (a) MTR (b) OVT (c) NUS (d) RTM
  38. 38.If TREE is written as GIVV, how is PARK written in the same code? (a) JYHO (b) QBSL (c) KZIP (d) LAJQ
  39. 39.If LAMP is written as NCOR, how is GOLD written in the same code? (a) HPME (b) IQNF (c) EMJB (d) JROG
  40. 40.If LION is written as ORLM, how is BALL written in the same code? (a) CBMM (b) ZAPP (c) XYNN (d) YZOO

Answer key

  1. YVOO
  2. LLAB
  3. KZIP
  4. DLOG
  5. TVO
  6. PRGV
  7. ZMMI
  8. KZLO
  9. DGQF
  10. SZB
  11. SZNA
  12. MNHK
  13. SBJO
  14. PIHS
  15. MURD
  16. SBJO
  17. BME
  18. UJKR
  19. EQNF
  20. EPH
  21. XLOW
  22. JUKH
  23. SDUN
  24. WLT
  25. ZMYR
  26. ERRN
  27. OLTI
  28. XZG
  29. URHS
  30. SBJO
  31. QJIT
  32. HSIF
  33. ROWL
  34. XZPV
  35. ITLO
  36. YVOO
  37. MTR
  38. KZIP
  39. IQNF
  40. YZOO

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