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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 228 · 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 HAND is written as IBOE, how is TOYS written in the same code? (a) SNXR (b) VQAU (c) UPZT (d) TZPU
  2. 2.If DRUM is written as WIFN, how is PARK written in the same code? (a) LAJQ (b) QBSL (c) KZIP (d) JYHO
  3. 3.If COLD is written as FROG, how is DOG written in the same code? (a) GRJ (b) FQI (c) ALD (d) HSK
  4. 4.If MOON is written as NLLM, how is PARK written in the same code? (a) LAJQ (b) KZIP (c) QBSL (d) JYHO
  5. 5.If FROG is written as IQTH, how is BELL written in the same code? (a) JJCZ (b) LLEB (c) NNGD (d) DGNN
  6. 6.If SUN is written as HFM, how is TREE written in the same code? (a) USFF (b) HJWW (c) FHUU (d) GIVV
  7. 7.If NEST is written as QHVW, how is MOON written in the same code? (a) OQQP (b) JLLK (c) QSSR (d) PRRQ
  8. 8.If PARK is written as KRAP, how is JUMP written in the same code? (a) PMUJ (b) QNVK (c) OLTI (d) KVNQ
  9. 9.If COLD is written as DLOC, how is PEN written in the same code? (a) NEP (b) OFQ (c) QFO (d) MDO
  10. 10.If COLD is written as EQNF, how is LAMP written in the same code? (a) MBNQ (b) ODPS (c) JYKN (d) NCOR
  11. 11.If COLD is written as FROG, how is BOOK written in the same code? (a) ERRN (b) YLLH (c) DQQM (d) FSSO
  12. 12.If SUN is written as NUS, how is COLD written in the same code? (a) DPME (b) EMPD (c) DLOC (d) CKNB
  13. 13.If KITE is written as ETIK, how is BELL written in the same code? (a) KKDA (b) LLEB (c) MMFC (d) CFMM
  14. 14.If SUN is written as PWU, how is BALL written in the same code? (a) JJYZ (b) DCNN (c) NNCD (d) LLAB
  15. 15.If STAR is written as SBUT, how is CAT written in the same code? (a) DBU (b) TAC (c) SZB (d) UBD
  16. 16.If BALL is written as CBMM, how is STAR written in the same code? (a) TUBS (b) RSZQ (c) SBUT (d) UVCT
  17. 17.If CAKE is written as ECMG, how is FROG written in the same code? (a) DPME (b) GSPH (c) HTQI (d) IURJ
  18. 18.If BELL is written as YVOO, how is KITE written in the same code? (a) QSHW (b) OQFU (c) LJUF (d) PRGV
  19. 19.If TOYS is written as SYOT, how is BALL written in the same code? (a) KKZA (b) CBMM (c) LLAB (d) MMBC
  20. 20.If BOAT is written as TAOB, how is HAND written in the same code? (a) EOBI (b) IBOE (c) CMZG (d) DNAH
  21. 21.If SUN is written as OVT, how is COLD written in the same code? (a) EMPD (b) DPME (c) CKNB (d) DLOC
  22. 22.If NEST is written as MVHG, how is TREE written in the same code? (a) FHUU (b) USFF (c) GIVV (d) HJWW
  23. 23.If CAT is written as XZG, how is BELL written in the same code? (a) CFMM (b) ZWPP (c) XUNN (d) YVOO
  24. 24.If KITE is written as ETIK, how is LAMP written in the same code? (a) MBNQ (b) QNBM (c) OLZK (d) PMAL
  25. 25.If SHIP is written as UJKR, how is MOON written in the same code? (a) NPPO (b) PRRQ (c) OQQP (d) KMML
  26. 26.If LAMP is written as MBNQ, how is DESK written in the same code? (a) FGUM (b) CDRJ (c) LTFE (d) EFTL
  27. 27.If BALL is written as AZKK, how is PARK written in the same code? (a) PARK (b) NYPI (c) OZQJ (d) QBSL
  28. 28.If DRUM is written as MURD, how is FROG written in the same code? (a) FNQE (b) GSPH (c) HPSG (d) GORF
  29. 29.If TOYS is written as SNXR, how is BOAT written in the same code? (a) CPBU (b) ZMYR (c) ANZS (d) BOAT
  30. 30.If DOG is written as BME, how is JUMP written in the same code? (a) ITLO (b) HSKN (c) GRJM (d) LWOR
  31. 31.If TREE is written as RPCC, how is SUN written in the same code? (a) RTM (b) PRK (c) UWP (d) QSL
  32. 32.If BELL is written as LLEB, how is KITE written in the same code? (a) DSHJ (b) ETIK (c) LJUF (d) FUJL
  33. 33.If RAIN is written as IZRM, how is MILK written in the same code? (a) OSPQ (b) MQNO (c) NJML (d) NROP
  34. 34.If MILK is written as KLIM, how is PARK written in the same code? (a) KRAP (b) QBSL (c) JQZO (d) LSBQ
  35. 35.If DESK is written as LTFE, how is FROG written in the same code? (a) HPSG (b) GORF (c) GSPH (d) FNQE
  36. 36.If TREE is written as DDQS, how is LION written in the same code? (a) OPJM (b) MNHK (c) NOIL (d) KHNM
  37. 37.If FROG is written as FNQE, how is SUN written in the same code? (a) OVT (b) NUS (c) MTR (d) RTM
  38. 38.If CAT is written as SZB, how is TREE written in the same code? (a) EERT (b) FFSU (c) DDQS (d) SQDD
  39. 39.If BALL is written as LLAB, how is DOG written in the same code? (a) HPE (b) EPH (c) FNC (d) GOD
  40. 40.If TREE is written as DDQS, how is RAIN written in the same code? (a) OJBS (b) NIAR (c) QZHM (d) MHZQ

Answer key

  1. UPZT
  2. KZIP
  3. GRJ
  4. KZIP
  5. NNGD
  6. GIVV
  7. PRRQ
  8. PMUJ
  9. NEP
  10. NCOR
  11. ERRN
  12. DLOC
  13. LLEB
  14. NNCD
  15. UBD
  16. TUBS
  17. HTQI
  18. PRGV
  19. LLAB
  20. DNAH
  21. EMPD
  22. GIVV
  23. YVOO
  24. PMAL
  25. OQQP
  26. EFTL
  27. OZQJ
  28. GORF
  29. ANZS
  30. HSKN
  31. QSL
  32. ETIK
  33. NROP
  34. KRAP
  35. HPSG
  36. MNHK
  37. MTR
  38. DDQS
  39. GOD
  40. MHZQ

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