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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 23 · 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 DOG is written as FQI, how is CAKE written in the same code? (a) AYIC (b) ECMG (c) DBLF (d) FDNH
  2. 2.If HAND is written as SZMW, how is SUN written in the same code? (a) IGN (b) HFM (c) GEL (d) TVO
  3. 3.If BELL is written as LLEB, how is TREE written in the same code? (a) DDQS (b) EERT (c) USFF (d) FFSU
  4. 4.If TREE is written as GGTV, how is JUMP written in the same code? (a) PMUJ (b) ROWL (c) LWOR (d) NKSH
  5. 5.If GOLD is written as DLOG, how is SHIP written in the same code? (a) QJIT (b) TIJQ (c) PIHS (d) OHGR
  6. 6.If SUN is written as TVO, how is COLD written in the same code? (a) EMPD (b) DPME (c) BNKC (d) EQNF
  7. 7.If DESK is written as MUGF, how is BELL written in the same code? (a) JJCZ (b) LLEB (c) DGNN (d) NNGD
  8. 8.If LION is written as NOIL, how is CAT written in the same code? (a) TAC (b) UBD (c) SZB (d) DBU
  9. 9.If CAKE is written as FLBD, how is DRUM written in the same code? (a) LTQC (b) NVSE (c) ESVN (d) MURD
  10. 10.If MILK is written as KLIM, how is JUMP written in the same code? (a) QNVK (b) OLTI (c) KVNQ (d) PMUJ
  11. 11.If TOYS is written as RMWQ, how is FROG written in the same code? (a) COLD (b) HTQI (c) DPME (d) EQNF
  12. 12.If STAR is written as HGZI, how is CAKE written in the same code? (a) WYOU (b) YAQW (c) XZPV (d) DBLF
  13. 13.If COLD is written as DLOC, how is LAMP written in the same code? (a) MBNQ (b) QNBM (c) PMAL (d) OLZK
  14. 14.If BOAT is written as SZNA, how is BELL written in the same code? (a) LLEB (b) ADKK (c) KKDA (d) MMFC
  15. 15.If DOG is written as GOD, how is TREE written in the same code? (a) DDQS (b) FFSU (c) USFF (d) EERT
  16. 16.If BOAT is written as DQCV, how is NEST written in the same code? (a) QHVW (b) OFTU (c) LCQR (d) PGUV
  17. 17.If TREE is written as GIVV, how is JUMP written in the same code? (a) QFNK (b) RGOL (c) PEMJ (d) KVNQ
  18. 18.If BALL is written as DCNN, how is RAIN written in the same code? (a) PYGL (b) TCKP (c) UDLQ (d) SBJO
  19. 19.If TREE is written as GIVV, how is BALL written in the same code? (a) XYNN (b) CBMM (c) YZOO (d) ZAPP
  20. 20.If KITE is written as MKVG, how is LAMP written in the same code? (a) MBNQ (b) ODPS (c) JYKN (d) NCOR
  21. 21.If KITE is written as FUJL, how is GOLD written in the same code? (a) EMPH (b) CKNF (c) HPME (d) DLOG
  22. 22.If CAKE is written as GMCE, how is FISH written in the same code? (a) HKUJ (b) JUKH (c) FQGD (d) HSIF
  23. 23.If MOON is written as OQQP, how is BOAT written in the same code? (a) ZMYR (b) DQCV (c) ERDW (d) CPBU
  24. 24.If COLD is written as XLOW, how is BALL written in the same code? (a) CBMM (b) ZAPP (c) XYNN (d) YZOO
  25. 25.If BOOK is written as YLLP, how is FISH written in the same code? (a) URHS (b) TQGR (c) VSIT (d) GJTI
  26. 26.If PARK is written as RCTM, how is FROG written in the same code? (a) DPME (b) IURJ (c) HTQI (d) GSPH
  27. 27.If STAR is written as TCVU, how is NEST written in the same code? (a) RQCL (b) TSEN (c) PGUV (d) VUGP
  28. 28.If SHIP is written as PIHS, how is CAT written in the same code? (a) TAC (b) UBD (c) DBU (d) SZB
  29. 29.If CAT is written as TAC, how is SUN written in the same code? (a) MTR (b) OVT (c) TVO (d) NUS
  30. 30.If CAKE is written as DJZB, how is KITE written in the same code? (a) DSHJ (b) JHSD (c) ETIK (d) FUJL
  31. 31.If NEST is written as UTFO, how is BOAT written in the same code? (a) TAOB (b) CPBU (c) UBPC (d) SZNA
  32. 32.If LION is written as MNHK, how is BALL written in the same code? (a) MMBC (b) LLAB (c) AZKK (d) KKZA
  33. 33.If TREE is written as EERT, how is CAKE written in the same code? (a) FLBD (b) DBLF (c) EKAC (d) DJZB
  34. 34.If CAKE is written as EKAC, how is GOLD written in the same code? (a) EMPH (b) CKNF (c) HPME (d) DLOG
  35. 35.If BELL is written as KKDA, how is STAR written in the same code? (a) RATS (b) QZSR (c) RSZQ (d) SBUT
  36. 36.If SUN is written as HFM, how is PARK written in the same code? (a) LAJQ (b) JYHO (c) QBSL (d) KZIP
  37. 37.If PARK is written as KRAP, how is BOAT written in the same code? (a) UBPC (b) CPBU (c) TAOB (d) SZNA
  38. 38.If BOOK is written as KOOB, how is CAKE written in the same code? (a) EKAC (b) DJZB (c) FLBD (d) DBLF
  39. 39.If JUMP is written as QFNK, how is KITE written in the same code? (a) LJUF (b) QSHW (c) PRGV (d) OQFU
  40. 40.If SHIP is written as QJIT, how is BOAT written in the same code? (a) TAOB (b) CPBU (c) UBPC (d) SZNA

Answer key

  1. ECMG
  2. HFM
  3. EERT
  4. ROWL
  5. PIHS
  6. DPME
  7. NNGD
  8. TAC
  9. NVSE
  10. PMUJ
  11. DPME
  12. XZPV
  13. PMAL
  14. KKDA
  15. EERT
  16. PGUV
  17. QFNK
  18. TCKP
  19. YZOO
  20. NCOR
  21. EMPH
  22. JUKH
  23. DQCV
  24. YZOO
  25. URHS
  26. HTQI
  27. VUGP
  28. TAC
  29. NUS
  30. DSHJ
  31. UBPC
  32. KKZA
  33. EKAC
  34. DLOG
  35. QZSR
  36. KZIP
  37. TAOB
  38. EKAC
  39. PRGV
  40. UBPC

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