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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 279 · 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 LION is written as NOIL, how is BOOK written in the same code? (a) LPPC (b) KOOB (c) JNNA (d) CPPL
  2. 2.If DOG is written as GRJ, how is LAMP written in the same code? (a) NCOR (b) ODPS (c) PEQT (d) IXJM
  3. 3.If COLD is written as XLOW, how is TOYS written in the same code? (a) GLBH (b) FKAG (c) UPZT (d) HMCI
  4. 4.If TREE is written as DDQS, how is GOLD written in the same code? (a) FNKC (b) EMPH (c) DLOG (d) CKNF
  5. 5.If CAKE is written as XZPV, how is LAMP written in the same code? (a) PAOL (b) OZNK (c) MBNQ (d) NYMJ
  6. 6.If KITE is written as DSHJ, how is RAIN written in the same code? (a) NIAR (b) OJBS (c) QZHM (d) MHZQ
  7. 7.If PARK is written as KZIP, how is DRUM written in the same code? (a) WIFN (b) XJGO (c) VHEM (d) ESVN
  8. 8.If SUN is written as PWU, how is JUMP written in the same code? (a) LWOR (b) PMUJ (c) ROWL (d) NKSH
  9. 9.If PARK is written as MTCR, how is DRUM written in the same code? (a) OWTF (b) FTWO (c) KSPB (d) MURD
  10. 10.If BALL is written as LLAB, how is DOG written in the same code? (a) GOD (b) HPE (c) EPH (d) FNC
  11. 11.If SUN is written as HFM, how is BOOK written in the same code? (a) XKKO (b) YLLP (c) ZMMQ (d) CPPL
  12. 12.If FROG is written as IQTH, how is DESK written in the same code? (a) IQCB (b) KSED (c) MUGF (d) FGUM
  13. 13.If MILK is written as PLON, how is TREE written in the same code? (a) VTGG (b) XVII (c) QOBB (d) WUHH
  14. 14.If FROG is written as UILT, how is GOLD written in the same code? (a) UMPX (b) HPME (c) TLOW (d) SKNV
  15. 15.If JUMP is written as QFNK, how is RAIN written in the same code? (a) JASN (b) SBJO (c) HYQL (d) IZRM
  16. 16.If WIND is written as YKPF, how is BOOK written in the same code? (a) ERRN (b) CPPL (c) DQQM (d) ZMMI
  17. 17.If NEST is written as TSEN, how is HAND written in the same code? (a) CMZG (b) DNAH (c) EOBI (d) IBOE
  18. 18.If GOLD is written as TLOW, how is LAMP written in the same code? (a) OZNK (b) MBNQ (c) NYMJ (d) PAOL
  19. 19.If COLD is written as EQNF, how is TOYS written in the same code? (a) VQAU (b) RMWQ (c) UPZT (d) WRBV
  20. 20.If SHIP is written as QJIT, how is DRUM written in the same code? (a) NVSE (b) MURD (c) LTQC (d) ESVN
  21. 21.If TREE is written as DDQS, how is PEN written in the same code? (a) NEP (b) ODM (c) MDO (d) OFQ
  22. 22.If DESK is written as KSED, how is HAND written in the same code? (a) DNAH (b) CMZG (c) EOBI (d) IBOE
  23. 23.If LION is written as ORLM, how is LAMP written in the same code? (a) PAOL (b) MBNQ (c) NYMJ (d) OZNK
  24. 24.If KITE is written as FUJL, how is PEN written in the same code? (a) QFO (b) NEP (c) MDO (d) OFQ
  25. 25.If FISH is written as ITJG, how is DRUM written in the same code? (a) ESVN (b) MURD (c) NVSE (d) LTQC
  26. 26.If MILK is written as LMJN, how is DESK written in the same code? (a) JRDC (b) EFTL (c) KSED (d) LTFE
  27. 27.If DRUM is written as MURD, how is TOYS written in the same code? (a) UPZT (b) TZPU (c) SYOT (d) RXNS
  28. 28.If MOON is written as NOOM, how is LION written in the same code? (a) OPJM (b) MJPO (c) MNHK (d) NOIL
  29. 29.If HAND is written as IBOE, how is NEST written in the same code? (a) MDRS (b) PGUV (c) UTFO (d) OFTU
  30. 30.If PEN is written as NCL, how is CAT written in the same code? (a) ZXQ (b) ECV (c) AYR (d) BZS
  31. 31.If PARK is written as KRAP, how is KITE written in the same code? (a) ETIK (b) LJUF (c) FUJL (d) DSHJ
  32. 32.If SUN is written as NUS, how is WIND written in the same code? (a) DNIW (b) EOJX (c) CMHV (d) XJOE
  33. 33.If JUMP is written as PMUJ, how is CAT written in the same code? (a) SZB (b) TAC (c) UBD (d) DBU
  34. 34.If MOON is written as NLLM, how is KITE written in the same code? (a) QSHW (b) PRGV (c) OQFU (d) LJUF
  35. 35.If KITE is written as ETIK, how is STAR written in the same code? (a) SBUT (b) QZSR (c) TUBS (d) RATS
  36. 36.If RAIN is written as IZRM, how is PARK written in the same code? (a) KZIP (b) LAJQ (c) JYHO (d) QBSL
  37. 37.If LAMP is written as ROCN, how is SUN written in the same code? (a) LSQ (b) PWU (c) UWP (d) NUS
  38. 38.If RAIN is written as SBJO, how is LAMP written in the same code? (a) NCOR (b) MBNQ (c) KZLO (d) QNBM
  39. 39.If DOG is written as IQF, how is MILK written in the same code? (a) OKNM (b) MNKO (c) KLIM (d) IJGK
  40. 40.If CAKE is written as AYIC, how is DRUM written in the same code? (a) CQTL (b) FTWO (c) BPSK (d) AORJ

Answer key

  1. KOOB
  2. ODPS
  3. GLBH
  4. CKNF
  5. OZNK
  6. MHZQ
  7. WIFN
  8. ROWL
  9. OWTF
  10. GOD
  11. YLLP
  12. MUGF
  13. WUHH
  14. TLOW
  15. IZRM
  16. DQQM
  17. DNAH
  18. OZNK
  19. VQAU
  20. NVSE
  21. MDO
  22. DNAH
  23. OZNK
  24. OFQ
  25. NVSE
  26. LTFE
  27. SYOT
  28. NOIL
  29. OFTU
  30. AYR
  31. ETIK
  32. DNIW
  33. TAC
  34. PRGV
  35. RATS
  36. KZIP
  37. PWU
  38. MBNQ
  39. MNKO
  40. BPSK

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