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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 858 · 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 RAIN is written as UDLQ, how is LAMP written in the same code? (a) ODPS (b) IXJM (c) PEQT (d) NCOR
  2. 2.If BELL is written as KKDA, how is SUN written in the same code? (a) MTR (b) RTM (c) NUS (d) OVT
  3. 3.If PEN is written as NEP, how is STAR written in the same code? (a) SBUT (b) TUBS (c) QZSR (d) RATS
  4. 4.If LION is written as NOIL, how is CAT written in the same code? (a) TAC (b) SZB (c) DBU (d) UBD
  5. 5.If MILK is written as JKHL, how is BELL written in the same code? (a) LLEB (b) ADKK (c) MMFC (d) KKDA
  6. 6.If MILK is written as KLIM, how is CAT written in the same code? (a) SZB (b) UBD (c) TAC (d) DBU
  7. 7.If FISH is written as URHS, how is HAND written in the same code? (a) SZMW (b) RYLV (c) IBOE (d) TANX
  8. 8.If BOAT is written as TAOB, how is RAIN written in the same code? (a) MHZQ (b) SBJO (c) NIAR (d) OJBS
  9. 9.If JUMP is written as QFNK, how is NEST written in the same code? (a) NWIH (b) MVHG (c) OFTU (d) LUGF
  10. 10.If HAND is written as CMZG, how is FROG written in the same code? (a) GORF (b) HPSG (c) FNQE (d) EQNF
  11. 11.If DOG is written as WLT, how is FROG written in the same code? (a) VJMU (b) GSPH (c) UILT (d) THKS
  12. 12.If TOYS is written as GLBH, how is TREE written in the same code? (a) USFF (b) HJWW (c) FHUU (d) GIVV
  13. 13.If JUMP is written as LWOR, how is MILK written in the same code? (a) OKNM (b) PLON (c) KGJI (d) NJML
  14. 14.If MILK is written as NJML, how is TREE written in the same code? (a) USFF (b) VTGG (c) FFSU (d) SQDD
  15. 15.If GOLD is written as CKNF, how is FROG written in the same code? (a) EQNF (b) FNQE (c) HPSG (d) GORF
  16. 16.If RAIN is written as NIAR, how is CAKE written in the same code? (a) DJZB (b) DBLF (c) FLBD (d) EKAC
  17. 17.If LION is written as NOIL, how is BOAT written in the same code? (a) CPBU (b) SZNA (c) TAOB (d) UBPC
  18. 18.If COLD is written as DPME, how is HAND written in the same code? (a) GZMC (b) IBOE (c) JCPF (d) EOBI
  19. 19.If DOG is written as FNC, how is CAT written in the same code? (a) TAC (b) SZB (c) UBD (d) BZS
  20. 20.If BOOK is written as KOOB, how is KITE written in the same code? (a) LJUF (b) FUJL (c) ETIK (d) DSHJ
  21. 21.If CAKE is written as FLBD, how is COLD written in the same code? (a) CKNB (b) EMPD (c) DLOC (d) DPME
  22. 22.If BALL is written as LLAB, how is DOG written in the same code? (a) EPH (b) GOD (c) HPE (d) FNC
  23. 23.If BALL is written as DCNN, how is HAND written in the same code? (a) FYLB (b) JCPF (c) IBOE (d) KDQG
  24. 24.If JUMP is written as PMUJ, how is SUN written in the same code? (a) NUS (b) TVO (c) OVT (d) MTR
  25. 25.If SUN is written as RTM, how is MOON written in the same code? (a) NPPO (b) LNNM (c) MOON (d) KMML
  26. 26.If KITE is written as ETIK, how is TREE written in the same code? (a) FFSU (b) EERT (c) USFF (d) DDQS
  27. 27.If NEST is written as TSEN, how is GOLD written in the same code? (a) HPME (b) EMPH (c) DLOG (d) CKNF
  28. 28.If SHIP is written as RKJU, how is MILK written in the same code? (a) IJGK (b) KLIM (c) OKNM (d) MNKO
  29. 29.If SUN is written as TVO, how is WIND written in the same code? (a) VHMC (b) EOJX (c) YKPF (d) XJOE
  30. 30.If NEST is written as PGUV, how is BOOK written in the same code? (a) ZMMI (b) ERRN (c) CPPL (d) DQQM
  31. 31.If DRUM is written as FTWO, how is LION written in the same code? (a) NKQP (b) MJPO (c) JGML (d) OLRQ
  32. 32.If FROG is written as IURJ, how is LION written in the same code? (a) IFLK (b) PMSR (c) OLRQ (d) NKQP
  33. 33.If BELL is written as YVOO, how is COLD written in the same code? (a) WKNV (b) DPME (c) XLOW (d) YMPX
  34. 34.If BALL is written as YZOO, how is LAMP written in the same code? (a) PAOL (b) OZNK (c) NYMJ (d) MBNQ
  35. 35.If FISH is written as JUKH, how is FROG written in the same code? (a) GORF (b) IQTH (c) HTQI (d) EMPD
  36. 36.If DESK is written as EFTL, how is HAND written in the same code? (a) GZMC (b) IBOE (c) JCPF (d) EOBI
  37. 37.If STAR is written as RSZQ, how is KITE written in the same code? (a) LJUF (b) IGRC (c) JHSD (d) KITE
  38. 38.If CAT is written as DBU, how is RAIN written in the same code? (a) QZHM (b) OJBS (c) SBJO (d) TCKP
  39. 39.If TREE is written as EERT, how is COLD written in the same code? (a) DPME (b) CKNB (c) EMPD (d) DLOC
  40. 40.If WIND is written as YKPF, how is BOAT written in the same code? (a) ZMYR (b) DQCV (c) ERDW (d) CPBU

Answer key

  1. ODPS
  2. MTR
  3. RATS
  4. TAC
  5. KKDA
  6. TAC
  7. SZMW
  8. NIAR
  9. MVHG
  10. FNQE
  11. UILT
  12. GIVV
  13. OKNM
  14. USFF
  15. FNQE
  16. EKAC
  17. TAOB
  18. IBOE
  19. SZB
  20. ETIK
  21. EMPD
  22. GOD
  23. JCPF
  24. NUS
  25. LNNM
  26. EERT
  27. DLOG
  28. MNKO
  29. XJOE
  30. DQQM
  31. NKQP
  32. OLRQ
  33. XLOW
  34. OZNK
  35. IQTH
  36. IBOE
  37. JHSD
  38. SBJO
  39. DLOC
  40. DQCV

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