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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 540 · 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 RAIN is written as MHZQ, how is LAMP written in the same code? (a) QNBM (b) KZLO (c) OLZK (d) PMAL
  2. 2.If STAR is written as HGZI, how is LAMP written in the same code? (a) MBNQ (b) OZNK (c) PAOL (d) NYMJ
  3. 3.If FISH is written as GJTI, how is TOYS written in the same code? (a) TZPU (b) SNXR (c) UPZT (d) VQAU
  4. 4.If RAIN is written as NIAR, how is WIND written in the same code? (a) XJOE (b) EOJX (c) DNIW (d) CMHV
  5. 5.If FROG is written as UILT, how is BOAT written in the same code? (a) XKYF (b) CPBU (c) YLZG (d) ZMAH
  6. 6.If HAND is written as FPCJ, how is LAMP written in the same code? (a) ROCN (b) NKYJ (c) NCOR (d) PMAL
  7. 7.If RAIN is written as NIAR, how is DRUM written in the same code? (a) NVSE (b) ESVN (c) LTQC (d) MURD
  8. 8.If CAT is written as VCE, how is FROG written in the same code? (a) GORF (b) HTQI (c) EMPD (d) IQTH
  9. 9.If COLD is written as CKNB, how is HAND written in the same code? (a) EOBI (b) GZMC (c) DNAH (d) CMZG
  10. 10.If DOG is written as FQI, how is COLD written in the same code? (a) FROG (b) EQNF (c) AMJB (d) DPME
  11. 11.If RAIN is written as NIAR, how is CAT written in the same code? (a) SZB (b) DBU (c) TAC (d) UBD
  12. 12.If BALL is written as YZOO, how is MOON written in the same code? (a) NLLM (b) NPPO (c) MKKL (d) OMMN
  13. 13.If GOLD is written as FNQI, how is BALL written in the same code? (a) JJYZ (b) NNCD (c) LLAB (d) DCNN
  14. 14.If GOLD is written as FNKC, how is MILK written in the same code? (a) NJML (b) MILK (c) LHKJ (d) KGJI
  15. 15.If BELL is written as YVOO, how is PEN written in the same code? (a) KVM (b) JUL (c) LWN (d) QFO
  16. 16.If BOAT is written as DQCV, how is FROG written in the same code? (a) HTQI (b) GSPH (c) DPME (d) IURJ
  17. 17.If KITE is written as ETIK, how is BALL written in the same code? (a) LLAB (b) KKZA (c) MMBC (d) CBMM
  18. 18.If DOG is written as GOD, how is BOAT written in the same code? (a) TAOB (b) CPBU (c) UBPC (d) SZNA
  19. 19.If CAKE is written as EKAC, how is MOON written in the same code? (a) NPPO (b) OPPN (c) MNNL (d) NOOM
  20. 20.If BELL is written as LLEB, how is KITE written in the same code? (a) DSHJ (b) LJUF (c) FUJL (d) ETIK
  21. 21.If MOON is written as NLLM, how is DESK written in the same code? (a) XWIQ (b) WVHP (c) VUGO (d) EFTL
  22. 22.If STAR is written as RATS, how is GOLD written in the same code? (a) DLOG (b) HPME (c) CKNF (d) EMPH
  23. 23.If COLD is written as BNKC, how is TOYS written in the same code? (a) RMWQ (b) UPZT (c) TOYS (d) SNXR
  24. 24.If LAMP is written as MBNQ, how is BOAT written in the same code? (a) DQCV (b) UBPC (c) ANZS (d) CPBU
  25. 25.If COLD is written as AMJB, how is GOLD written in the same code? (a) IQNF (b) EMJB (c) DLIA (d) FNKC
  26. 26.If RAIN is written as SBJO, how is BELL written in the same code? (a) ADKK (b) MMFC (c) DGNN (d) CFMM
  27. 27.If PARK is written as KZIP, how is KITE written in the same code? (a) QSHW (b) OQFU (c) LJUF (d) PRGV
  28. 28.If TREE is written as WUHH, how is BELL written in the same code? (a) YBII (b) EHOO (c) FIPP (d) DGNN
  29. 29.If TREE is written as GIVV, how is BOOK written in the same code? (a) CPPL (b) ZMMQ (c) YLLP (d) XKKO
  30. 30.If FROG is written as UILT, how is RAIN written in the same code? (a) JASN (b) SBJO (c) HYQL (d) IZRM
  31. 31.If WIND is written as ZLQG, how is PEN written in the same code? (a) SHQ (b) TIR (c) MBK (d) RGP
  32. 32.If DESK is written as MUGF, how is COLD written in the same code? (a) FNQE (b) DLOC (c) BJMA (d) EQNF
  33. 33.If DOG is written as IQF, how is COLD written in the same code? (a) EQNF (b) DLOC (c) BJMA (d) FNQE
  34. 34.If WIND is written as FPKY, how is FROG written in the same code? (a) HTQI (b) EMPD (c) IQTH (d) GORF
  35. 35.If RAIN is written as IZRM, how is CAT written in the same code? (a) WYF (b) DBU (c) XZG (d) YAH
  36. 36.If FISH is written as JUKH, how is SHIP written in the same code? (a) NGFQ (b) RKJU (c) UJKR (d) PIHS
  37. 37.If COLD is written as BNKC, how is STAR written in the same code? (a) STAR (b) RSZQ (c) QRYP (d) TUBS
  38. 38.If SUN is written as PWU, how is GOLD written in the same code? (a) IQNF (b) BJME (c) DLOG (d) FNQI
  39. 39.If MILK is written as KGJI, how is SUN written in the same code? (a) RTM (b) PRK (c) QSL (d) UWP
  40. 40.If HAND is written as JCPF, how is MILK written in the same code? (a) OKNM (b) NJML (c) PLON (d) KGJI

Answer key

  1. OLZK
  2. OZNK
  3. UPZT
  4. DNIW
  5. YLZG
  6. ROCN
  7. MURD
  8. IQTH
  9. CMZG
  10. EQNF
  11. TAC
  12. NLLM
  13. NNCD
  14. LHKJ
  15. KVM
  16. HTQI
  17. LLAB
  18. TAOB
  19. NOOM
  20. ETIK
  21. WVHP
  22. DLOG
  23. SNXR
  24. CPBU
  25. EMJB
  26. CFMM
  27. PRGV
  28. EHOO
  29. YLLP
  30. IZRM
  31. SHQ
  32. FNQE
  33. FNQE
  34. IQTH
  35. XZG
  36. RKJU
  37. RSZQ
  38. FNQI
  39. QSL
  40. OKNM

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