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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 850 · 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 CAKE is written as DJZB, how is COLD written in the same code? (a) EMPD (b) CKNB (c) BNKC (d) DLOC
  2. 2.If BALL is written as ZYJJ, how is BOOK written in the same code? (a) DQQM (b) ZMMI (c) ANNJ (d) YLLH
  3. 3.If JUMP is written as LWOR, how is BALL written in the same code? (a) DCNN (b) EDOO (c) ZYJJ (d) CBMM
  4. 4.If MOON is written as NOOM, how is BOAT written in the same code? (a) UBPC (b) TAOB (c) SZNA (d) CPBU
  5. 5.If CAT is written as VCE, how is TREE written in the same code? (a) VTGG (b) GGTV (c) CCPR (d) EERT
  6. 6.If BOAT is written as ZMYR, how is MOON written in the same code? (a) KMML (b) LNNM (c) JLLK (d) OQQP
  7. 7.If BALL is written as YZOO, how is SHIP written in the same code? (a) TIJQ (b) GRQJ (c) ITSL (d) HSRK
  8. 8.If FROG is written as DPME, how is BOOK written in the same code? (a) YLLH (b) ANNJ (c) DQQM (d) ZMMI
  9. 9.If CAT is written as UBD, how is BOAT written in the same code? (a) TAOB (b) UBPC (c) SZNA (d) CPBU
  10. 10.If LION is written as ORLM, how is TOYS written in the same code? (a) GLBH (b) HMCI (c) UPZT (d) FKAG
  11. 11.If CAT is written as UBD, how is NEST written in the same code? (a) OFTU (b) TSEN (c) SRDM (d) UTFO
  12. 12.If RAIN is written as IZRM, how is NEST written in the same code? (a) OFTU (b) LUGF (c) NWIH (d) MVHG
  13. 13.If SUN is written as HFM, how is MILK written in the same code? (a) NJML (b) OSPQ (c) MQNO (d) NROP
  14. 14.If LAMP is written as PMAL, how is GOLD written in the same code? (a) HPME (b) CKNF (c) EMPH (d) DLOG
  15. 15.If PARK is written as LSBQ, how is TREE written in the same code? (a) FFSU (b) USFF (c) DDQS (d) EERT
  16. 16.If SHIP is written as RKJU, how is BALL written in the same code? (a) LLAB (b) NNCD (c) DCNN (d) JJYZ
  17. 17.If GOLD is written as DLOG, how is COLD written in the same code? (a) CKNB (b) DLOC (c) DPME (d) EMPD
  18. 18.If STAR is written as RSZQ, how is KITE written in the same code? (a) JHSD (b) IGRC (c) KITE (d) LJUF
  19. 19.If BOOK is written as KOOB, how is RAIN written in the same code? (a) SBJO (b) NIAR (c) MHZQ (d) OJBS
  20. 20.If FISH is written as ITJG, how is TREE written in the same code? (a) FFSU (b) EERT (c) USFF (d) DDQS
  21. 21.If MOON is written as MNNL, how is CAT written in the same code? (a) TAC (b) UBD (c) BZS (d) SZB
  22. 22.If TOYS is written as SYOT, how is MOON written in the same code? (a) OPPN (b) NOOM (c) NPPO (d) MNNL
  23. 23.If TREE is written as GIVV, how is WIND written in the same code? (a) CQLV (b) DRMW (c) ESNX (d) XJOE
  24. 24.If LION is written as ORLM, how is SHIP written in the same code? (a) HSRK (b) ITSL (c) TIJQ (d) GRQJ
  25. 25.If RAIN is written as QZHM, how is DRUM written in the same code? (a) DRUM (b) ESVN (c) BPSK (d) CQTL
  26. 26.If CAKE is written as EKAC, how is BOOK written in the same code? (a) JNNA (b) KOOB (c) LPPC (d) CPPL
  27. 27.If WIND is written as CMHV, how is STAR written in the same code? (a) RSZQ (b) SBUT (c) QZSR (d) RATS
  28. 28.If STAR is written as RATS, how is BELL written in the same code? (a) KKDA (b) CFMM (c) LLEB (d) MMFC
  29. 29.If BOOK is written as KOOB, how is BOAT written in the same code? (a) CPBU (b) SZNA (c) TAOB (d) UBPC
  30. 30.If BALL is written as YZOO, how is MOON written in the same code? (a) NPPO (b) OMMN (c) NLLM (d) MKKL
  31. 31.If STAR is written as HGZI, how is BOOK written in the same code? (a) ZMMQ (b) YLLP (c) XKKO (d) CPPL
  32. 32.If PEN is written as KVM, how is BOAT written in the same code? (a) CPBU (b) XKYF (c) YLZG (d) ZMAH
  33. 33.If MOON is written as PQQO, how is CAKE written in the same code? (a) EKAC (b) ECMG (c) GMCE (d) CIYA
  34. 34.If MILK is written as LMJN, how is SUN written in the same code? (a) TVO (b) MTR (c) NUS (d) OVT
  35. 35.If HAND is written as EOBI, how is LION written in the same code? (a) NOIL (b) MNHK (c) OPJM (d) MJPO
  36. 36.If DOG is written as GRJ, how is COLD written in the same code? (a) ZLIA (b) GSPH (c) EQNF (d) FROG
  37. 37.If JUMP is written as PMUJ, how is BOOK written in the same code? (a) LPPC (b) KOOB (c) JNNA (d) CPPL
  38. 38.If BALL is written as NNCD, how is COLD written in the same code? (a) DLOC (b) BJMA (c) EQNF (d) FNQE
  39. 39.If CAT is written as VCE, how is WIND written in the same code? (a) DNIW (b) YKPF (c) BLGU (d) FPKY
  40. 40.If MOON is written as NLLM, how is CAKE written in the same code? (a) XZPV (b) DBLF (c) WYOU (d) YAQW

Answer key

  1. CKNB
  2. ZMMI
  3. DCNN
  4. TAOB
  5. GGTV
  6. KMML
  7. HSRK
  8. ZMMI
  9. UBPC
  10. GLBH
  11. UTFO
  12. MVHG
  13. NROP
  14. DLOG
  15. FFSU
  16. NNCD
  17. DLOC
  18. JHSD
  19. NIAR
  20. FFSU
  21. SZB
  22. NOOM
  23. DRMW
  24. HSRK
  25. CQTL
  26. KOOB
  27. QZSR
  28. LLEB
  29. TAOB
  30. NLLM
  31. YLLP
  32. YLZG
  33. GMCE
  34. OVT
  35. OPJM
  36. FROG
  37. KOOB
  38. FNQE
  39. FPKY
  40. XZPV

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