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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 883 · 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 LAMP is written as QNBM, how is BELL written in the same code? (a) KKDA (b) CFMM (c) MMFC (d) LLEB
  2. 2.If BELL is written as DGNN, how is DOG written in the same code? (a) FQI (b) BME (c) GRJ (d) EPH
  3. 3.If PARK is written as KZIP, how is BALL written in the same code? (a) ZAPP (b) YZOO (c) XYNN (d) CBMM
  4. 4.If NEST is written as VUGP, how is BOOK written in the same code? (a) MQQD (b) KOOB (c) DQQM (d) IMMZ
  5. 5.If SUN is written as RTM, how is DOG written in the same code? (a) CNF (b) DOG (c) BME (d) EPH
  6. 6.If STAR is written as QRYP, how is GOLD written in the same code? (a) DLIA (b) IQNF (c) FNKC (d) EMJB
  7. 7.If MILK is written as NROP, how is DOG written in the same code? (a) XMU (b) EPH (c) WLT (d) VKS
  8. 8.If HAND is written as GZMC, how is GOLD written in the same code? (a) HPME (b) EMJB (c) FNKC (d) GOLD
  9. 9.If SUN is written as UWP, how is WIND written in the same code? (a) YKPF (b) ZLQG (c) UGLB (d) XJOE
  10. 10.If TREE is written as DDQS, how is SHIP written in the same code? (a) OHGR (b) RGHO (c) PIHS (d) QJIT
  11. 11.If PEN is written as OFQ, how is BOOK written in the same code? (a) JNNA (b) LPPC (c) CPPL (d) KOOB
  12. 12.If FROG is written as UILT, how is NEST written in the same code? (a) LUGF (b) NWIH (c) MVHG (d) OFTU
  13. 13.If DESK is written as JRDC, how is BELL written in the same code? (a) MMFC (b) LLEB (c) ADKK (d) KKDA
  14. 14.If RAIN is written as PYGL, how is DRUM written in the same code? (a) FTWO (b) CQTL (c) BPSK (d) AORJ
  15. 15.If WIND is written as DRMW, how is FROG written in the same code? (a) GSPH (b) UILT (c) VJMU (d) THKS
  16. 16.If DESK is written as WVHP, how is FISH written in the same code? (a) VSIT (b) URHS (c) TQGR (d) GJTI
  17. 17.If NEST is written as MVHG, how is CAT written in the same code? (a) XZG (b) WYF (c) YAH (d) DBU
  18. 18.If DOG is written as FNC, how is FISH written in the same code? (a) HSIF (b) EHRG (c) ITJG (d) GRHE
  19. 19.If BOOK is written as KOOB, how is BALL written in the same code? (a) LLAB (b) CBMM (c) MMBC (d) KKZA
  20. 20.If RAIN is written as IZRM, how is WIND written in the same code? (a) XJOE (b) CQLV (c) ESNX (d) DRMW
  21. 21.If CAT is written as FDW, how is STAR written in the same code? (a) WXEV (b) PQXO (c) UVCT (d) VWDU
  22. 22.If TOYS is written as RXNS, how is MOON written in the same code? (a) LNNM (b) NOOM (c) OPPN (d) MNNL
  23. 23.If RAIN is written as IZRM, how is MOON written in the same code? (a) NPPO (b) NLLM (c) OMMN (d) MKKL
  24. 24.If TREE is written as GIVV, how is TOYS written in the same code? (a) UPZT (b) HMCI (c) GLBH (d) FKAG
  25. 25.If TREE is written as GIVV, how is PEN written in the same code? (a) KVM (b) JUL (c) QFO (d) LWN
  26. 26.If DOG is written as IQF, how is TOYS written in the same code? (a) QWMR (b) SYOT (c) VQAU (d) UAQV
  27. 27.If STAR is written as QRYP, how is KITE written in the same code? (a) JHSD (b) MKVG (c) IGRC (d) HFQB
  28. 28.If PEN is written as OFQ, how is BALL written in the same code? (a) LLAB (b) KKZA (c) CBMM (d) MMBC
  29. 29.If BELL is written as ADKK, how is DOG written in the same code? (a) EPH (b) BME (c) CNF (d) DOG
  30. 30.If STAR is written as QZSR, how is DESK written in the same code? (a) CDRJ (b) JRDC (c) KSED (d) LTFE
  31. 31.If LAMP is written as JYKN, how is PARK written in the same code? (a) OZQJ (b) NYPI (c) MXOH (d) RCTM
  32. 32.If CAT is written as XZG, how is GOLD written in the same code? (a) SKNV (b) TLOW (c) UMPX (d) HPME
  33. 33.If HAND is written as JCPF, how is MILK written in the same code? (a) KGJI (b) OKNM (c) NJML (d) PLON
  34. 34.If MOON is written as NOOM, how is BALL written in the same code? (a) KKZA (b) LLAB (c) MMBC (d) CBMM
  35. 35.If TOYS is written as WRBV, how is DRUM written in the same code? (a) GUXP (b) FTWO (c) AORJ (d) HVYQ
  36. 36.If RAIN is written as IZRM, how is NEST written in the same code? (a) LUGF (b) OFTU (c) NWIH (d) MVHG
  37. 37.If FROG is written as UILT, how is BOAT written in the same code? (a) XKYF (b) ZMAH (c) CPBU (d) YLZG
  38. 38.If LAMP is written as QNBM, how is CAT written in the same code? (a) SZB (b) TAC (c) DBU (d) UBD
  39. 39.If MOON is written as NPPO, how is DOG written in the same code? (a) EPH (b) CNF (c) HPE (d) FQI
  40. 40.If RAIN is written as IZRM, how is PEN written in the same code? (a) QFO (b) KVM (c) JUL (d) LWN

Answer key

  1. MMFC
  2. FQI
  3. YZOO
  4. MQQD
  5. CNF
  6. EMJB
  7. WLT
  8. FNKC
  9. YKPF
  10. OHGR
  11. LPPC
  12. MVHG
  13. KKDA
  14. BPSK
  15. UILT
  16. URHS
  17. XZG
  18. GRHE
  19. LLAB
  20. DRMW
  21. VWDU
  22. MNNL
  23. NLLM
  24. GLBH
  25. KVM
  26. UAQV
  27. IGRC
  28. MMBC
  29. CNF
  30. JRDC
  31. NYPI
  32. TLOW
  33. OKNM
  34. LLAB
  35. GUXP
  36. MVHG
  37. YLZG
  38. UBD
  39. EPH
  40. KVM

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