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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 160 · 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 MILK is written as KLIM, how is RAIN written in the same code? (a) SBJO (b) OJBS (c) NIAR (d) MHZQ
  2. 2.If RAIN is written as IZRM, how is CAT written in the same code? (a) YAH (b) DBU (c) WYF (d) XZG
  3. 3.If BALL is written as LLAB, how is PARK written in the same code? (a) JQZO (b) LSBQ (c) KRAP (d) QBSL
  4. 4.If PEN is written as ODM, how is HAND written in the same code? (a) GZMC (b) FYLB (c) HAND (d) IBOE
  5. 5.If DESK is written as FGUM, how is LAMP written in the same code? (a) ODPS (b) MBNQ (c) JYKN (d) NCOR
  6. 6.If SUN is written as PWU, how is CAT written in the same code? (a) ECV (b) TAC (c) RYA (d) VCE
  7. 7.If FISH is written as JUKH, how is TREE written in the same code? (a) EERT (b) CCPR (c) GGTV (d) VTGG
  8. 8.If KITE is written as GVKM, how is BELL written in the same code? (a) NNGD (b) LLEB (c) JJCZ (d) DGNN
  9. 9.If SUN is written as NUS, how is LAMP written in the same code? (a) QNBM (b) OLZK (c) PMAL (d) MBNQ
  10. 10.If SUN is written as MTR, how is FROG written in the same code? (a) FNQE (b) EQNF (c) HPSG (d) GORF
  11. 11.If GOLD is written as CKNF, how is BOAT written in the same code? (a) ANZS (b) TAOB (c) UBPC (d) SZNA
  12. 12.If SUN is written as NUS, how is MILK written in the same code? (a) NJML (b) JKHL (c) KLIM (d) LMJN
  13. 13.If BOOK is written as MQQD, how is KITE written in the same code? (a) MKVG (b) ETIK (c) GVKM (d) CRGI
  14. 14.If WIND is written as EOJX, how is CAKE written in the same code? (a) FLBD (b) DJZB (c) EKAC (d) DBLF
  15. 15.If GOLD is written as DLOG, how is WIND written in the same code? (a) DNIW (b) XJOE (c) CMHV (d) EOJX
  16. 16.If DESK is written as EFTL, how is JUMP written in the same code? (a) QNVK (b) ITLO (c) KVNQ (d) LWOR
  17. 17.If WIND is written as EOJX, how is TOYS written in the same code? (a) UPZT (b) TZPU (c) SYOT (d) RXNS
  18. 18.If COLD is written as EMPD, how is DOG written in the same code? (a) HPE (b) EPH (c) GOD (d) FNC
  19. 19.If KITE is written as PRGV, how is BOAT written in the same code? (a) CPBU (b) ZMAH (c) YLZG (d) XKYF
  20. 20.If TOYS is written as UAQV, how is SUN written in the same code? (a) NUS (b) UWP (c) LSQ (d) PWU
  21. 21.If SUN is written as NUS, how is DOG written in the same code? (a) EPH (b) FNC (c) GOD (d) HPE
  22. 22.If BELL is written as YVOO, how is PARK written in the same code? (a) LAJQ (b) KZIP (c) QBSL (d) JYHO
  23. 23.If PEN is written as NEP, how is TREE written in the same code? (a) USFF (b) FFSU (c) DDQS (d) EERT
  24. 24.If BOAT is written as ANZS, how is WIND written in the same code? (a) WIND (b) UGLB (c) VHMC (d) XJOE
  25. 25.If DESK is written as GHVN, how is BOAT written in the same code? (a) FSEX (b) YLXQ (c) ERDW (d) DQCV
  26. 26.If GOLD is written as IQNF, how is FROG written in the same code? (a) GSPH (b) IURJ (c) HTQI (d) DPME
  27. 27.If CAKE is written as FDNH, how is DOG written in the same code? (a) HSK (b) ALD (c) FQI (d) GRJ
  28. 28.If BOOK is written as KOOB, how is NEST written in the same code? (a) SRDM (b) UTFO (c) TSEN (d) OFTU
  29. 29.If DOG is written as WLT, how is STAR written in the same code? (a) GFYH (b) TUBS (c) IHAJ (d) HGZI
  30. 30.If LAMP is written as NCOR, how is KITE written in the same code? (a) IGRC (b) LJUF (c) MKVG (d) NLWH
  31. 31.If TREE is written as GIVV, how is SUN written in the same code? (a) IGN (b) TVO (c) GEL (d) HFM
  32. 32.If MOON is written as NOOM, how is PARK written in the same code? (a) JQZO (b) QBSL (c) KRAP (d) LSBQ
  33. 33.If DRUM is written as NVSE, how is HAND written in the same code? (a) IBOE (b) DNAH (c) CMZG (d) EOBI
  34. 34.If NEST is written as SRDM, how is COLD written in the same code? (a) EMPD (b) CKNB (c) DLOC (d) BNKC
  35. 35.If PEN is written as QFO, how is MILK written in the same code? (a) LHKJ (b) OKNM (c) LMJN (d) NJML
  36. 36.If RAIN is written as PKCT, how is MOON written in the same code? (a) PQQO (b) OQQP (c) NOOM (d) LMMK
  37. 37.If COLD is written as XLOW, how is LION written in the same code? (a) NQKL (b) PSMN (c) MJPO (d) ORLM
  38. 38.If PARK is written as SDUN, how is GOLD written in the same code? (a) IQNF (b) DLIA (c) KSPH (d) JROG
  39. 39.If CAKE is written as DJZB, how is MOON written in the same code? (a) MNNL (b) LNNM (c) OPPN (d) NOOM
  40. 40.If BOOK is written as ZMMI, how is WIND written in the same code? (a) TFKA (b) VHMC (c) UGLB (d) YKPF

Answer key

  1. NIAR
  2. XZG
  3. KRAP
  4. GZMC
  5. NCOR
  6. VCE
  7. GGTV
  8. NNGD
  9. PMAL
  10. FNQE
  11. SZNA
  12. KLIM
  13. GVKM
  14. FLBD
  15. DNIW
  16. KVNQ
  17. TZPU
  18. HPE
  19. YLZG
  20. PWU
  21. GOD
  22. KZIP
  23. EERT
  24. VHMC
  25. ERDW
  26. HTQI
  27. GRJ
  28. TSEN
  29. HGZI
  30. MKVG
  31. HFM
  32. KRAP
  33. EOBI
  34. CKNB
  35. NJML
  36. PQQO
  37. ORLM
  38. JROG
  39. MNNL
  40. UGLB

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