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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 853 · 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 IQF, how is BELL written in the same code? (a) LLEB (b) NNGD (c) JJCZ (d) DGNN
  2. 2.If BELL is written as LLEB, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) DBLF (d) EKAC
  3. 3.If PARK is written as LSBQ, how is BALL written in the same code? (a) MMBC (b) LLAB (c) KKZA (d) CBMM
  4. 4.If TOYS is written as RXNS, how is WIND written in the same code? (a) EOJX (b) VHMC (c) DNIW (d) CMHV
  5. 5.If MILK is written as NROP, how is SUN written in the same code? (a) TVO (b) GEL (c) HFM (d) IGN
  6. 6.If SUN is written as MTR, how is DESK written in the same code? (a) KSED (b) JRDC (c) CDRJ (d) LTFE
  7. 7.If DESK is written as BCQI, how is MOON written in the same code? (a) KMML (b) OQQP (c) JLLK (d) LNNM
  8. 8.If MILK is written as KLIM, how is FROG written in the same code? (a) HPSG (b) GORF (c) FNQE (d) GSPH
  9. 9.If CAT is written as XZG, how is NEST written in the same code? (a) LUGF (b) MVHG (c) NWIH (d) OFTU
  10. 10.If CAKE is written as XZPV, how is HAND written in the same code? (a) IBOE (b) RYLV (c) TANX (d) SZMW
  11. 11.If WIND is written as FPKY, how is CAKE written in the same code? (a) ECMG (b) CIYA (c) EKAC (d) GMCE
  12. 12.If LION is written as NOIL, how is DOG written in the same code? (a) HPE (b) GOD (c) FNC (d) EPH
  13. 13.If PEN is written as NEP, how is BALL written in the same code? (a) MMBC (b) KKZA (c) CBMM (d) LLAB
  14. 14.If DOG is written as GRJ, how is NEST written in the same code? (a) PGUV (b) QHVW (c) RIWX (d) KBPQ
  15. 15.If FISH is written as HSIF, how is LION written in the same code? (a) NOIL (b) MJPO (c) MNHK (d) OPJM
  16. 16.If FISH is written as EHRG, how is BOOK written in the same code? (a) BOOK (b) CPPL (c) ANNJ (d) ZMMI
  17. 17.If KITE is written as LJUF, how is STAR written in the same code? (a) SBUT (b) TUBS (c) RSZQ (d) UVCT
  18. 18.If JUMP is written as KVNQ, how is FISH written in the same code? (a) HKUJ (b) GJTI (c) ITJG (d) EHRG
  19. 19.If PEN is written as RGP, how is CAKE written in the same code? (a) AYIC (b) DBLF (c) FDNH (d) ECMG
  20. 20.If NEST is written as TSEN, how is BOAT written in the same code? (a) TAOB (b) UBPC (c) CPBU (d) SZNA
  21. 21.If PEN is written as NEP, how is COLD written in the same code? (a) CKNB (b) EMPD (c) DPME (d) DLOC
  22. 22.If NEST is written as TSEN, how is PARK written in the same code? (a) QBSL (b) LSBQ (c) JQZO (d) KRAP
  23. 23.If BALL is written as NNCD, how is DRUM written in the same code? (a) KSPB (b) FTWO (c) OWTF (d) MURD
  24. 24.If SHIP is written as VKLS, how is DOG written in the same code? (a) HSK (b) ALD (c) GRJ (d) FQI
  25. 25.If CAKE is written as EKAC, how is BALL written in the same code? (a) CBMM (b) KKZA (c) LLAB (d) MMBC
  26. 26.If PEN is written as OFQ, how is DESK written in the same code? (a) JRDC (b) LTFE (c) KSED (d) EFTL
  27. 27.If TOYS is written as SYOT, how is FISH written in the same code? (a) GRHE (b) GJTI (c) ITJG (d) HSIF
  28. 28.If BOOK is written as CPPL, how is COLD written in the same code? (a) EMPD (b) BNKC (c) DPME (d) EQNF
  29. 29.If BALL is written as LLAB, how is FROG written in the same code? (a) FNQE (b) GORF (c) GSPH (d) HPSG
  30. 30.If NEST is written as MVHG, how is SUN written in the same code? (a) GEL (b) IGN (c) HFM (d) TVO
  31. 31.If BELL is written as NNGD, how is DRUM written in the same code? (a) KSPB (b) MURD (c) OWTF (d) FTWO
  32. 32.If SUN is written as MTR, how is RAIN written in the same code? (a) QZHM (b) NIAR (c) OJBS (d) MHZQ
  33. 33.If NEST is written as TSEN, how is LAMP written in the same code? (a) QNBM (b) MBNQ (c) PMAL (d) OLZK
  34. 34.If SHIP is written as VKLS, how is TREE written in the same code? (a) WUHH (b) XVII (c) VTGG (d) QOBB
  35. 35.If CAKE is written as DBLF, how is LION written in the same code? (a) OPJM (b) NKQP (c) MJPO (d) KHNM
  36. 36.If HAND is written as DNAH, how is CAT written in the same code? (a) SZB (b) TAC (c) UBD (d) DBU
  37. 37.If RAIN is written as IZRM, how is GOLD written in the same code? (a) HPME (b) UMPX (c) SKNV (d) TLOW
  38. 38.If RAIN is written as NIAR, how is CAT written in the same code? (a) SZB (b) UBD (c) DBU (d) TAC
  39. 39.If CAKE is written as EKAC, how is TOYS written in the same code? (a) RXNS (b) SYOT (c) TZPU (d) UPZT
  40. 40.If CAKE is written as AYIC, how is SHIP written in the same code? (a) QFGN (b) PEFM (c) RGHO (d) UJKR

Answer key

  1. NNGD
  2. EKAC
  3. MMBC
  4. CMHV
  5. HFM
  6. JRDC
  7. KMML
  8. GORF
  9. MVHG
  10. SZMW
  11. GMCE
  12. GOD
  13. LLAB
  14. QHVW
  15. NOIL
  16. ANNJ
  17. TUBS
  18. GJTI
  19. ECMG
  20. TAOB
  21. DLOC
  22. KRAP
  23. OWTF
  24. GRJ
  25. LLAB
  26. LTFE
  27. HSIF
  28. DPME
  29. GORF
  30. HFM
  31. OWTF
  32. MHZQ
  33. PMAL
  34. WUHH
  35. MJPO
  36. TAC
  37. TLOW
  38. TAC
  39. SYOT
  40. QFGN

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