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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 240 · 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 BOAT is written as UBPC, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) UPZT (d) SYOT
  2. 2.If BOAT is written as YLZG, how is MOON written in the same code? (a) OMMN (b) NPPO (c) NLLM (d) MKKL
  3. 3.If PEN is written as NEP, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) UPZT (d) SYOT
  4. 4.If WIND is written as VHMC, how is LION written in the same code? (a) LION (b) JGML (c) MJPO (d) KHNM
  5. 5.If CAT is written as TAC, how is BOOK written in the same code? (a) JNNA (b) KOOB (c) LPPC (d) CPPL
  6. 6.If SUN is written as MTR, how is CAT written in the same code? (a) UBD (b) BZS (c) SZB (d) TAC
  7. 7.If TREE is written as EERT, how is BALL written in the same code? (a) LLAB (b) CBMM (c) KKZA (d) MMBC
  8. 8.If PEN is written as PGR, how is DRUM written in the same code? (a) KSPB (b) FTWO (c) OWTF (d) MURD
  9. 9.If BOAT is written as YLZG, how is LAMP written in the same code? (a) NYMJ (b) PAOL (c) MBNQ (d) OZNK
  10. 10.If STAR is written as HGZI, how is CAKE written in the same code? (a) XZPV (b) WYOU (c) DBLF (d) YAQW
  11. 11.If DOG is written as GOD, how is LION written in the same code? (a) NOIL (b) MNHK (c) MJPO (d) OPJM
  12. 12.If NEST is written as TSEN, how is GOLD written in the same code? (a) CKNF (b) EMPH (c) HPME (d) DLOG
  13. 13.If BOOK is written as LPPC, how is PEN written in the same code? (a) OFQ (b) MDO (c) QFO (d) NEP
  14. 14.If WIND is written as DRMW, how is COLD written in the same code? (a) YMPX (b) XLOW (c) WKNV (d) DPME
  15. 15.If PEN is written as SHQ, how is MOON written in the same code? (a) OQQP (b) QSSR (c) PRRQ (d) JLLK
  16. 16.If BALL is written as LLAB, how is LION written in the same code? (a) NOIL (b) OPJM (c) MJPO (d) MNHK
  17. 17.If STAR is written as TUBS, how is DESK written in the same code? (a) CDRJ (b) FGUM (c) EFTL (d) LTFE
  18. 18.If MOON is written as PQQO, how is KITE written in the same code? (a) CRGI (b) MKVG (c) GVKM (d) ETIK
  19. 19.If FISH is written as ITJG, how is JUMP written in the same code? (a) PMUJ (b) KVNQ (c) OLTI (d) QNVK
  20. 20.If STAR is written as RATS, how is SUN written in the same code? (a) OVT (b) MTR (c) NUS (d) TVO
  21. 21.If TOYS is written as SYOT, how is FROG written in the same code? (a) FNQE (b) HPSG (c) GSPH (d) GORF
  22. 22.If FROG is written as GORF, how is RAIN written in the same code? (a) NIAR (b) MHZQ (c) OJBS (d) SBJO
  23. 23.If BOOK is written as YLLP, how is MOON written in the same code? (a) MKKL (b) NPPO (c) NLLM (d) OMMN
  24. 24.If BOAT is written as YLZG, how is PARK written in the same code? (a) LAJQ (b) QBSL (c) JYHO (d) KZIP
  25. 25.If TOYS is written as SNXR, how is FISH written in the same code? (a) EHRG (b) DGQF (c) GJTI (d) FISH
  26. 26.If RAIN is written as NIAR, how is WIND written in the same code? (a) XJOE (b) DNIW (c) EOJX (d) CMHV
  27. 27.If BELL is written as YVOO, how is MILK written in the same code? (a) OSPQ (b) NJML (c) MQNO (d) NROP
  28. 28.If DRUM is written as BPSK, how is STAR written in the same code? (a) UVCT (b) QRYP (c) RSZQ (d) PQXO
  29. 29.If MOON is written as NOOM, how is PEN written in the same code? (a) NEP (b) MDO (c) OFQ (d) QFO
  30. 30.If WIND is written as EOJX, how is PEN written in the same code? (a) NEP (b) QFO (c) OFQ (d) MDO
  31. 31.If JUMP is written as ROWL, how is DOG written in the same code? (a) EMB (b) GOD (c) IQF (d) FQI
  32. 32.If SUN is written as VXQ, how is COLD written in the same code? (a) EQNF (b) GSPH (c) ZLIA (d) FROG
  33. 33.If BELL is written as EHOO, how is FISH written in the same code? (a) ILVK (b) JMWL (c) HKUJ (d) CFPE
  34. 34.If FROG is written as GSPH, how is PARK written in the same code? (a) LSBQ (b) RCTM (c) QBSL (d) OZQJ
  35. 35.If TOYS is written as RXNS, how is LAMP written in the same code? (a) KZLO (b) PMAL (c) QNBM (d) OLZK
  36. 36.If PARK is written as MTCR, how is KITE written in the same code? (a) MKVG (b) CRGI (c) ETIK (d) GVKM
  37. 37.If PARK is written as JQZO, how is LION written in the same code? (a) KHNM (b) OPJM (c) NOIL (d) MNHK
  38. 38.If BOOK is written as YLLP, how is SUN written in the same code? (a) IGN (b) GEL (c) HFM (d) TVO
  39. 39.If LION is written as ORLM, how is SHIP written in the same code? (a) HSRK (b) GRQJ (c) ITSL (d) TIJQ
  40. 40.If CAT is written as XZG, how is KITE written in the same code? (a) OQFU (b) QSHW (c) PRGV (d) LJUF

Answer key

  1. TZPU
  2. NLLM
  3. SYOT
  4. KHNM
  5. KOOB
  6. SZB
  7. LLAB
  8. OWTF
  9. OZNK
  10. XZPV
  11. NOIL
  12. DLOG
  13. OFQ
  14. XLOW
  15. PRRQ
  16. NOIL
  17. EFTL
  18. GVKM
  19. QNVK
  20. NUS
  21. GORF
  22. NIAR
  23. NLLM
  24. KZIP
  25. EHRG
  26. DNIW
  27. NROP
  28. QRYP
  29. NEP
  30. OFQ
  31. IQF
  32. FROG
  33. ILVK
  34. QBSL
  35. OLZK
  36. GVKM
  37. MNHK
  38. HFM
  39. HSRK
  40. PRGV

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