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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 618 · 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 DESK is written as KSED, how is LION written in the same code? (a) NOIL (b) MNHK (c) MJPO (d) OPJM
  2. 2.If FROG is written as FNQE, how is PARK written in the same code? (a) OZQJ (b) LSBQ (c) KRAP (d) JQZO
  3. 3.If BELL is written as DGNN, how is BOOK written in the same code? (a) DQQM (b) ERRN (c) CPPL (d) ZMMI
  4. 4.If SUN is written as NUS, how is TREE written in the same code? (a) EERT (b) USFF (c) FFSU (d) DDQS
  5. 5.If MILK is written as KLIM, how is FROG written in the same code? (a) HPSG (b) FNQE (c) GORF (d) GSPH
  6. 6.If PARK is written as KZIP, how is FROG written in the same code? (a) GSPH (b) THKS (c) UILT (d) VJMU
  7. 7.If KITE is written as ETIK, how is BELL written in the same code? (a) MMFC (b) CFMM (c) KKDA (d) LLEB
  8. 8.If JUMP is written as QFNK, how is CAT written in the same code? (a) DBU (b) YAH (c) XZG (d) WYF
  9. 9.If STAR is written as QRYP, how is DOG written in the same code? (a) CNF (b) ALD (c) BME (d) FQI
  10. 10.If MILK is written as KLIM, how is SUN written in the same code? (a) MTR (b) NUS (c) TVO (d) OVT
  11. 11.If KITE is written as PRGV, how is BOOK written in the same code? (a) XKKO (b) CPPL (c) ZMMQ (d) YLLP
  12. 12.If KITE is written as DSHJ, how is RAIN written in the same code? (a) MHZQ (b) OJBS (c) NIAR (d) QZHM
  13. 13.If CAT is written as XZG, how is KITE written in the same code? (a) PRGV (b) OQFU (c) LJUF (d) QSHW
  14. 14.If STAR is written as HGZI, how is PARK written in the same code? (a) LAJQ (b) JYHO (c) QBSL (d) KZIP
  15. 15.If BELL is written as CFMM, how is MILK written in the same code? (a) LMJN (b) LHKJ (c) NJML (d) OKNM
  16. 16.If DESK is written as WVHP, how is LION written in the same code? (a) NQKL (b) PSMN (c) MJPO (d) ORLM
  17. 17.If DESK is written as EFTL, how is WIND written in the same code? (a) EOJX (b) VHMC (c) XJOE (d) YKPF
  18. 18.If TREE is written as WUHH, how is DRUM written in the same code? (a) HVYQ (b) GUXP (c) FTWO (d) AORJ
  19. 19.If COLD is written as DPME, how is DESK written in the same code? (a) EFTL (b) LTFE (c) FGUM (d) CDRJ
  20. 20.If MILK is written as OKNM, how is LION written in the same code? (a) OLRQ (b) NKQP (c) MJPO (d) JGML
  21. 21.If PARK is written as LSBQ, how is DOG written in the same code? (a) FNC (b) HPE (c) GOD (d) EPH
  22. 22.If CAT is written as AYR, how is PEN written in the same code? (a) MBK (b) NCL (c) RGP (d) ODM
  23. 23.If KITE is written as PRGV, how is MOON written in the same code? (a) OMMN (b) MKKL (c) NLLM (d) NPPO
  24. 24.If GOLD is written as TLOW, how is JUMP written in the same code? (a) KVNQ (b) PEMJ (c) QFNK (d) RGOL
  25. 25.If DRUM is written as MURD, how is SHIP written in the same code? (a) TIJQ (b) PIHS (c) OHGR (d) QJIT
  26. 26.If JUMP is written as QNVK, how is GOLD written in the same code? (a) CKNF (b) EMPH (c) HPME (d) DLOG
  27. 27.If COLD is written as FNQE, how is TREE written in the same code? (a) GGTV (b) CCPR (c) VTGG (d) EERT
  28. 28.If MILK is written as LMJN, how is SHIP written in the same code? (a) PIHS (b) OHGR (c) QJIT (d) TIJQ
  29. 29.If BALL is written as CBMM, how is FISH written in the same code? (a) ITJG (b) HKUJ (c) EHRG (d) GJTI
  30. 30.If TREE is written as GIVV, how is CAKE written in the same code? (a) DBLF (b) YAQW (c) XZPV (d) WYOU
  31. 31.If FROG is written as GORF, how is SUN written in the same code? (a) MTR (b) TVO (c) NUS (d) OVT
  32. 32.If DESK is written as EFTL, how is FISH written in the same code? (a) GJTI (b) ITJG (c) HKUJ (d) EHRG
  33. 33.If SUN is written as PWU, how is FROG written in the same code? (a) HTQI (b) EMPD (c) GORF (d) IQTH
  34. 34.If BALL is written as DCNN, how is DRUM written in the same code? (a) BPSK (b) GUXP (c) ESVN (d) FTWO
  35. 35.If BOAT is written as TAOB, how is WIND written in the same code? (a) EOJX (b) CMHV (c) XJOE (d) DNIW
  36. 36.If KITE is written as PRGV, how is MILK written in the same code? (a) NJML (b) OSPQ (c) NROP (d) MQNO
  37. 37.If TOYS is written as WRBV, how is BELL written in the same code? (a) DGNN (b) EHOO (c) FIPP (d) YBII
  38. 38.If DOG is written as BME, how is WIND written in the same code? (a) YKPF (b) TFKA (c) VHMC (d) UGLB
  39. 39.If GOLD is written as CKNF, how is KITE written in the same code? (a) JHSD (b) DSHJ (c) FUJL (d) ETIK
  40. 40.If JUMP is written as HSKN, how is LION written in the same code? (a) KHNM (b) JGML (c) IFLK (d) NKQP

Answer key

  1. NOIL
  2. JQZO
  3. DQQM
  4. EERT
  5. GORF
  6. UILT
  7. LLEB
  8. XZG
  9. BME
  10. NUS
  11. YLLP
  12. MHZQ
  13. PRGV
  14. KZIP
  15. NJML
  16. ORLM
  17. XJOE
  18. GUXP
  19. EFTL
  20. NKQP
  21. HPE
  22. NCL
  23. NLLM
  24. QFNK
  25. PIHS
  26. EMPH
  27. GGTV
  28. QJIT
  29. GJTI
  30. XZPV
  31. NUS
  32. GJTI
  33. IQTH
  34. FTWO
  35. DNIW
  36. NROP
  37. EHOO
  38. UGLB
  39. DSHJ
  40. JGML

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