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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 400 · 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 SHIP is written as UJKR, how is DRUM written in the same code? (a) BPSK (b) FTWO (c) GUXP (d) ESVN
  2. 2.If FISH is written as HSIF, how is CAT written in the same code? (a) TAC (b) DBU (c) SZB (d) UBD
  3. 3.If SUN is written as NUS, how is BELL written in the same code? (a) CFMM (b) LLEB (c) MMFC (d) KKDA
  4. 4.If CAKE is written as XZPV, how is DESK written in the same code? (a) VUGO (b) WVHP (c) EFTL (d) XWIQ
  5. 5.If FISH is written as URHS, how is DRUM written in the same code? (a) WIFN (b) XJGO (c) VHEM (d) ESVN
  6. 6.If DESK is written as LTFE, how is GOLD written in the same code? (a) HPME (b) EMPH (c) CKNF (d) DLOG
  7. 7.If HAND is written as DNAH, how is TREE written in the same code? (a) FFSU (b) DDQS (c) EERT (d) USFF
  8. 8.If LAMP is written as JYKN, how is COLD written in the same code? (a) BNKC (b) ZLIA (c) AMJB (d) EQNF
  9. 9.If MILK is written as NROP, how is BOOK written in the same code? (a) CPPL (b) XKKO (c) ZMMQ (d) YLLP
  10. 10.If SHIP is written as HSRK, how is LION written in the same code? (a) MJPO (b) NQKL (c) ORLM (d) PSMN
  11. 11.If BOAT is written as YLZG, how is BELL written in the same code? (a) XUNN (b) CFMM (c) ZWPP (d) YVOO
  12. 12.If DRUM is written as WIFN, how is LION written in the same code? (a) PSMN (b) NQKL (c) ORLM (d) MJPO
  13. 13.If PEN is written as OFQ, how is DESK written in the same code? (a) EFTL (b) LTFE (c) KSED (d) JRDC
  14. 14.If BALL is written as LLAB, how is LION written in the same code? (a) OPJM (b) MNHK (c) MJPO (d) NOIL
  15. 15.If FISH is written as EHRG, how is CAT written in the same code? (a) CAT (b) BZS (c) DBU (d) AYR
  16. 16.If CAKE is written as FDNH, how is GOLD written in the same code? (a) IQNF (b) DLIA (c) KSPH (d) JROG
  17. 17.If DOG is written as WLT, how is DESK written in the same code? (a) XWIQ (b) WVHP (c) VUGO (d) EFTL
  18. 18.If CAT is written as TAC, how is BOOK written in the same code? (a) LPPC (b) KOOB (c) CPPL (d) JNNA
  19. 19.If NEST is written as SRDM, how is STAR written in the same code? (a) QZSR (b) SBUT (c) RATS (d) RSZQ
  20. 20.If SUN is written as VXQ, how is DOG written in the same code? (a) ALD (b) HSK (c) FQI (d) GRJ
  21. 21.If KITE is written as JHSD, how is COLD written in the same code? (a) COLD (b) BNKC (c) AMJB (d) DPME
  22. 22.If MOON is written as NOOM, how is RAIN written in the same code? (a) MHZQ (b) SBJO (c) NIAR (d) OJBS
  23. 23.If WIND is written as YKPF, how is FISH written in the same code? (a) HKUJ (b) GJTI (c) ILVK (d) DGQF
  24. 24.If KITE is written as PRGV, how is PEN written in the same code? (a) LWN (b) KVM (c) QFO (d) JUL
  25. 25.If PEN is written as NEP, how is STAR written in the same code? (a) SBUT (b) RATS (c) QZSR (d) TUBS
  26. 26.If JUMP is written as HSKN, how is RAIN written in the same code? (a) TCKP (b) PYGL (c) QZHM (d) OXFK
  27. 27.If RAIN is written as SBJO, how is MILK written in the same code? (a) NJML (b) LHKJ (c) LMJN (d) OKNM
  28. 28.If STAR is written as UVCT, how is DOG written in the same code? (a) BME (b) GRJ (c) EPH (d) FQI
  29. 29.If BELL is written as LLEB, how is BALL written in the same code? (a) KKZA (b) MMBC (c) CBMM (d) LLAB
  30. 30.If NEST is written as TSEN, how is MOON written in the same code? (a) NOOM (b) OPPN (c) MNNL (d) NPPO
  31. 31.If TREE is written as FFSU, how is BELL written in the same code? (a) LLEB (b) MMFC (c) KKDA (d) CFMM
  32. 32.If KITE is written as PRGV, how is SHIP written in the same code? (a) GRQJ (b) ITSL (c) TIJQ (d) HSRK
  33. 33.If DOG is written as WLT, how is SUN written in the same code? (a) TVO (b) GEL (c) HFM (d) IGN
  34. 34.If GOLD is written as DLOG, how is COLD written in the same code? (a) DPME (b) EMPD (c) CKNB (d) DLOC
  35. 35.If MOON is written as NPPO, how is CAKE written in the same code? (a) BZJD (b) DBLF (c) ECMG (d) FLBD
  36. 36.If HAND is written as DNAH, how is KITE written in the same code? (a) FUJL (b) DSHJ (c) LJUF (d) ETIK
  37. 37.If SHIP is written as HSRK, how is WIND written in the same code? (a) XJOE (b) ESNX (c) DRMW (d) CQLV
  38. 38.If LION is written as NOIL, how is JUMP written in the same code? (a) QNVK (b) KVNQ (c) PMUJ (d) OLTI
  39. 39.If BOOK is written as YLLP, how is LAMP written in the same code? (a) OZNK (b) PAOL (c) MBNQ (d) NYMJ
  40. 40.If DESK is written as JRDC, how is FROG written in the same code? (a) HPSG (b) GORF (c) EQNF (d) FNQE

Answer key

  1. FTWO
  2. TAC
  3. LLEB
  4. WVHP
  5. WIFN
  6. EMPH
  7. EERT
  8. AMJB
  9. YLLP
  10. ORLM
  11. YVOO
  12. ORLM
  13. LTFE
  14. NOIL
  15. BZS
  16. JROG
  17. WVHP
  18. KOOB
  19. QZSR
  20. GRJ
  21. BNKC
  22. NIAR
  23. HKUJ
  24. KVM
  25. RATS
  26. PYGL
  27. NJML
  28. FQI
  29. LLAB
  30. NOOM
  31. MMFC
  32. HSRK
  33. HFM
  34. DLOC
  35. DBLF
  36. ETIK
  37. DRMW
  38. PMUJ
  39. OZNK
  40. FNQE

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