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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 135 · 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 NEST is written as TSEN, how is BOAT written in the same code? (a) CPBU (b) TAOB (c) UBPC (d) SZNA
  2. 2.If DOG is written as EPH, how is BOOK written in the same code? (a) LPPC (b) CPPL (c) DQQM (d) ANNJ
  3. 3.If FISH is written as HSIF, how is TREE written in the same code? (a) FFSU (b) USFF (c) EERT (d) DDQS
  4. 4.If PARK is written as LSBQ, how is TREE written in the same code? (a) FFSU (b) DDQS (c) EERT (d) USFF
  5. 5.If FISH is written as URHS, how is SUN written in the same code? (a) IGN (b) GEL (c) TVO (d) HFM
  6. 6.If LAMP is written as JYKN, how is STAR written in the same code? (a) QRYP (b) UVCT (c) RSZQ (d) PQXO
  7. 7.If SHIP is written as RGHO, how is MILK written in the same code? (a) NJML (b) MILK (c) KGJI (d) LHKJ
  8. 8.If LION is written as NOIL, how is DESK written in the same code? (a) LTFE (b) JRDC (c) EFTL (d) KSED
  9. 9.If CAT is written as ECV, how is PARK written in the same code? (a) NYPI (b) SDUN (c) RCTM (d) QBSL
  10. 10.If CAT is written as DBU, how is DOG written in the same code? (a) FQI (b) HPE (c) EPH (d) CNF
  11. 11.If TOYS is written as GLBH, how is COLD written in the same code? (a) WKNV (b) XLOW (c) DPME (d) YMPX
  12. 12.If SUN is written as HFM, how is PARK written in the same code? (a) LAJQ (b) JYHO (c) QBSL (d) KZIP
  13. 13.If TREE is written as EERT, how is NEST written in the same code? (a) SRDM (b) UTFO (c) TSEN (d) OFTU
  14. 14.If SUN is written as HFM, how is BOOK written in the same code? (a) CPPL (b) ZMMQ (c) YLLP (d) XKKO
  15. 15.If PEN is written as QFO, how is RAIN written in the same code? (a) OJBS (b) TCKP (c) SBJO (d) QZHM
  16. 16.If BELL is written as LLEB, how is PEN written in the same code? (a) QFO (b) NEP (c) OFQ (d) MDO
  17. 17.If PEN is written as KVM, how is TOYS written in the same code? (a) GLBH (b) FKAG (c) HMCI (d) UPZT
  18. 18.If GOLD is written as TLOW, how is DOG written in the same code? (a) VKS (b) WLT (c) EPH (d) XMU
  19. 19.If CAT is written as ECV, how is PEN written in the same code? (a) RGP (b) QFO (c) SHQ (d) NCL
  20. 20.If KITE is written as ETIK, how is TREE written in the same code? (a) USFF (b) FFSU (c) EERT (d) DDQS
  21. 21.If RAIN is written as NIAR, how is GOLD written in the same code? (a) CKNF (b) EMPH (c) HPME (d) DLOG
  22. 22.If PEN is written as NCL, how is TREE written in the same code? (a) VTGG (b) SQDD (c) QOBB (d) RPCC
  23. 23.If BELL is written as YVOO, how is TOYS written in the same code? (a) FKAG (b) UPZT (c) HMCI (d) GLBH
  24. 24.If HAND is written as KDQG, how is PEN written in the same code? (a) MBK (b) RGP (c) SHQ (d) TIR
  25. 25.If SHIP is written as OHGR, how is JUMP written in the same code? (a) ITLO (b) OLTI (c) PMUJ (d) QNVK
  26. 26.If LAMP is written as OZNK, how is PARK written in the same code? (a) JYHO (b) KZIP (c) QBSL (d) LAJQ
  27. 27.If JUMP is written as PMUJ, how is BOAT written in the same code? (a) CPBU (b) TAOB (c) SZNA (d) UBPC
  28. 28.If FISH is written as ILVK, how is FROG written in the same code? (a) JVSK (b) IURJ (c) HTQI (d) COLD
  29. 29.If DESK is written as MUGF, how is COLD written in the same code? (a) EQNF (b) BJMA (c) DLOC (d) FNQE
  30. 30.If CAKE is written as BZJD, how is MILK written in the same code? (a) NJML (b) MILK (c) LHKJ (d) KGJI
  31. 31.If KITE is written as PRGV, how is SUN written in the same code? (a) IGN (b) GEL (c) HFM (d) TVO
  32. 32.If LION is written as PQKN, how is MILK written in the same code? (a) KLIM (b) IJGK (c) MNKO (d) OKNM
  33. 33.If HAND is written as CMZG, how is RAIN written in the same code? (a) NIAR (b) MHZQ (c) OJBS (d) QZHM
  34. 34.If BELL is written as CFMM, how is RAIN written in the same code? (a) SBJO (b) OJBS (c) QZHM (d) TCKP
  35. 35.If SUN is written as HFM, how is MILK written in the same code? (a) MQNO (b) OSPQ (c) NJML (d) NROP
  36. 36.If BOOK is written as YLLP, how is DOG written in the same code? (a) XMU (b) VKS (c) EPH (d) WLT
  37. 37.If BELL is written as LLEB, how is JUMP written in the same code? (a) QNVK (b) PMUJ (c) KVNQ (d) OLTI
  38. 38.If MOON is written as LNNM, how is KITE written in the same code? (a) KITE (b) LJUF (c) JHSD (d) IGRC
  39. 39.If JUMP is written as OLTI, how is LION written in the same code? (a) MNHK (b) KHNM (c) OPJM (d) NOIL
  40. 40.If COLD is written as DLOC, how is SUN written in the same code? (a) TVO (b) NUS (c) MTR (d) OVT

Answer key

  1. TAOB
  2. CPPL
  3. EERT
  4. FFSU
  5. HFM
  6. QRYP
  7. LHKJ
  8. KSED
  9. RCTM
  10. EPH
  11. XLOW
  12. KZIP
  13. TSEN
  14. YLLP
  15. SBJO
  16. NEP
  17. GLBH
  18. WLT
  19. RGP
  20. EERT
  21. DLOG
  22. RPCC
  23. GLBH
  24. SHQ
  25. OLTI
  26. KZIP
  27. TAOB
  28. IURJ
  29. FNQE
  30. LHKJ
  31. HFM
  32. MNKO
  33. MHZQ
  34. SBJO
  35. NROP
  36. WLT
  37. PMUJ
  38. JHSD
  39. MNHK
  40. NUS

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