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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 651 · 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 CAT is written as DBU, how is HAND written in the same code? (a) JCPF (b) GZMC (c) IBOE (d) EOBI
  2. 2.If PARK is written as OZQJ, how is MILK written in the same code? (a) MILK (b) KGJI (c) NJML (d) LHKJ
  3. 3.If TREE is written as RPCC, how is HAND written in the same code? (a) FYLB (b) GZMC (c) JCPF (d) EXKA
  4. 4.If BOAT is written as VCQD, how is STAR written in the same code? (a) RATS (b) UVCT (c) PYRQ (d) TCVU
  5. 5.If STAR is written as HGZI, how is KITE written in the same code? (a) QSHW (b) OQFU (c) LJUF (d) PRGV
  6. 6.If NEST is written as UTFO, how is PEN written in the same code? (a) OFQ (b) NEP (c) QFO (d) MDO
  7. 7.If BELL is written as DGNN, how is FISH written in the same code? (a) GJTI (b) DGQF (c) ILVK (d) HKUJ
  8. 8.If SHIP is written as QJIT, how is LION written in the same code? (a) NOIL (b) MJPO (c) OPJM (d) MNHK
  9. 9.If DOG is written as HPE, how is TREE written in the same code? (a) USFF (b) EERT (c) FFSU (d) DDQS
  10. 10.If BELL is written as CFMM, how is KITE written in the same code? (a) JHSD (b) LJUF (c) MKVG (d) FUJL
  11. 11.If HAND is written as CMZG, how is DRUM written in the same code? (a) LTQC (b) CQTL (c) MURD (d) NVSE
  12. 12.If BELL is written as MMFC, how is CAKE written in the same code? (a) EKAC (b) FLBD (c) DBLF (d) DJZB
  13. 13.If HAND is written as SZMW, how is DOG written in the same code? (a) WLT (b) XMU (c) VKS (d) EPH
  14. 14.If PEN is written as MDO, how is GOLD written in the same code? (a) CKNF (b) FNKC (c) EMPH (d) DLOG
  15. 15.If BELL is written as KKDA, how is TOYS written in the same code? (a) SYOT (b) SNXR (c) TZPU (d) RXNS
  16. 16.If BOOK is written as JNNA, how is TOYS written in the same code? (a) SNXR (b) RXNS (c) SYOT (d) TZPU
  17. 17.If FROG is written as GORF, how is BALL written in the same code? (a) LLAB (b) CBMM (c) MMBC (d) KKZA
  18. 18.If TREE is written as USFF, how is BOAT written in the same code? (a) UBPC (b) ANZS (c) DQCV (d) CPBU
  19. 19.If SUN is written as RTM, how is RAIN written in the same code? (a) PYGL (b) SBJO (c) RAIN (d) QZHM
  20. 20.If JUMP is written as QFNK, how is BALL written in the same code? (a) YZOO (b) CBMM (c) XYNN (d) ZAPP
  21. 21.If LION is written as NOIL, how is MILK written in the same code? (a) LMJN (b) NJML (c) JKHL (d) KLIM
  22. 22.If MILK is written as KLIM, how is RAIN written in the same code? (a) NIAR (b) OJBS (c) MHZQ (d) SBJO
  23. 23.If CAKE is written as AYIC, how is GOLD written in the same code? (a) FNKC (b) DLIA (c) EMJB (d) IQNF
  24. 24.If PEN is written as NCL, how is TREE written in the same code? (a) VTGG (b) QOBB (c) RPCC (d) SQDD
  25. 25.If MILK is written as PLON, how is MOON written in the same code? (a) OQQP (b) PRRQ (c) JLLK (d) QSSR
  26. 26.If COLD is written as DLOC, how is DESK written in the same code? (a) EFTL (b) JRDC (c) KSED (d) LTFE
  27. 27.If PEN is written as KVM, how is HAND written in the same code? (a) IBOE (b) RYLV (c) SZMW (d) TANX
  28. 28.If CAT is written as SZB, how is MOON written in the same code? (a) MNNL (b) NOOM (c) OPPN (d) LNNM
  29. 29.If SHIP is written as RKJU, how is GOLD written in the same code? (a) DLOG (b) IQNF (c) BJME (d) FNQI
  30. 30.If BOOK is written as DQQM, how is KITE written in the same code? (a) LJUF (b) IGRC (c) MKVG (d) NLWH
  31. 31.If BELL is written as LLEB, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) SYOT (d) UPZT
  32. 32.If CAT is written as DBU, how is TREE written in the same code? (a) SQDD (b) VTGG (c) USFF (d) FFSU
  33. 33.If BOOK is written as ZMMI, how is FISH written in the same code? (a) CFPE (b) HKUJ (c) DGQF (d) EHRG
  34. 34.If CAT is written as TAC, how is KITE written in the same code? (a) LJUF (b) ETIK (c) DSHJ (d) FUJL
  35. 35.If CAT is written as XZG, how is FISH written in the same code? (a) GJTI (b) TQGR (c) VSIT (d) URHS
  36. 36.If JUMP is written as QFNK, how is WIND written in the same code? (a) DRMW (b) ESNX (c) CQLV (d) XJOE
  37. 37.If BOAT is written as TAOB, how is TREE written in the same code? (a) EERT (b) DDQS (c) FFSU (d) USFF
  38. 38.If GOLD is written as CKNF, how is DRUM written in the same code? (a) LTQC (b) CQTL (c) NVSE (d) MURD
  39. 39.If WIND is written as DRMW, how is GOLD written in the same code? (a) UMPX (b) SKNV (c) TLOW (d) HPME
  40. 40.If TREE is written as EERT, how is WIND written in the same code? (a) XJOE (b) CMHV (c) EOJX (d) DNIW

Answer key

  1. IBOE
  2. LHKJ
  3. FYLB
  4. TCVU
  5. PRGV
  6. OFQ
  7. HKUJ
  8. OPJM
  9. FFSU
  10. LJUF
  11. LTQC
  12. FLBD
  13. WLT
  14. CKNF
  15. RXNS
  16. RXNS
  17. LLAB
  18. CPBU
  19. QZHM
  20. YZOO
  21. KLIM
  22. NIAR
  23. EMJB
  24. RPCC
  25. PRRQ
  26. KSED
  27. SZMW
  28. MNNL
  29. FNQI
  30. MKVG
  31. SYOT
  32. USFF
  33. DGQF
  34. ETIK
  35. URHS
  36. DRMW
  37. EERT
  38. LTQC
  39. TLOW
  40. DNIW

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