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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 759 · 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 BALL is written as YZOO, how is RAIN written in the same code? (a) SBJO (b) JASN (c) IZRM (d) HYQL
  2. 2.If NEST is written as MVHG, how is FISH written in the same code? (a) GJTI (b) TQGR (c) VSIT (d) URHS
  3. 3.If PEN is written as KVM, how is FROG written in the same code? (a) GSPH (b) UILT (c) THKS (d) VJMU
  4. 4.If STAR is written as HGZI, how is PARK written in the same code? (a) LAJQ (b) QBSL (c) JYHO (d) KZIP
  5. 5.If DRUM is written as CQTL, how is PEN written in the same code? (a) ODM (b) PEN (c) QFO (d) NCL
  6. 6.If FISH is written as GJTI, how is KITE written in the same code? (a) LJUF (b) JHSD (c) MKVG (d) FUJL
  7. 7.If COLD is written as BNKC, how is MOON written in the same code? (a) NPPO (b) KMML (c) LNNM (d) MOON
  8. 8.If SUN is written as HFM, how is GOLD written in the same code? (a) UMPX (b) SKNV (c) TLOW (d) HPME
  9. 9.If MILK is written as KLIM, how is TREE written in the same code? (a) DDQS (b) EERT (c) USFF (d) FFSU
  10. 10.If BALL is written as YZOO, how is FROG written in the same code? (a) GSPH (b) UILT (c) VJMU (d) THKS
  11. 11.If BELL is written as LLEB, how is BOOK written in the same code? (a) KOOB (b) JNNA (c) LPPC (d) CPPL
  12. 12.If FROG is written as GORF, how is PEN written in the same code? (a) NEP (b) MDO (c) QFO (d) OFQ
  13. 13.If PARK is written as RCTM, how is PEN written in the same code? (a) NCL (b) QFO (c) RGP (d) SHQ
  14. 14.If DESK is written as KSED, how is BOAT written in the same code? (a) UBPC (b) CPBU (c) SZNA (d) TAOB
  15. 15.If STAR is written as TUBS, how is CAT written in the same code? (a) BZS (b) UBD (c) DBU (d) ECV
  16. 16.If HAND is written as DNAH, how is PEN written in the same code? (a) OFQ (b) MDO (c) NEP (d) QFO
  17. 17.If FROG is written as GSPH, how is GOLD written in the same code? (a) IQNF (b) FNKC (c) EMPH (d) HPME
  18. 18.If DRUM is written as MURD, how is CAT written in the same code? (a) TAC (b) SZB (c) UBD (d) DBU
  19. 19.If SHIP is written as QJIT, how is DESK written in the same code? (a) KSED (b) LTFE (c) EFTL (d) JRDC
  20. 20.If MOON is written as OQQP, how is BELL written in the same code? (a) CFMM (b) ZCJJ (c) EHOO (d) DGNN
  21. 21.If SUN is written as NUS, how is BELL written in the same code? (a) MMFC (b) CFMM (c) LLEB (d) KKDA
  22. 22.If WIND is written as EOJX, how is HAND written in the same code? (a) CMZG (b) EOBI (c) IBOE (d) DNAH
  23. 23.If BOAT is written as TAOB, how is CAT written in the same code? (a) DBU (b) SZB (c) UBD (d) TAC
  24. 24.If JUMP is written as LWOR, how is TREE written in the same code? (a) VTGG (b) RPCC (c) USFF (d) WUHH
  25. 25.If KITE is written as FUJL, how is WIND written in the same code? (a) CMHV (b) XJOE (c) EOJX (d) DNIW
  26. 26.If FISH is written as GJTI, how is WIND written in the same code? (a) EOJX (b) XJOE (c) YKPF (d) VHMC
  27. 27.If LION is written as KHNM, how is SUN written in the same code? (a) SUN (b) QSL (c) TVO (d) RTM
  28. 28.If KITE is written as PRGV, how is BOOK written in the same code? (a) XKKO (b) CPPL (c) YLLP (d) ZMMQ
  29. 29.If KITE is written as NLWH, how is DOG written in the same code? (a) FQI (b) HSK (c) ALD (d) GRJ
  30. 30.If DESK is written as KSED, how is CAKE written in the same code? (a) EKAC (b) DJZB (c) FLBD (d) DBLF
  31. 31.If BALL is written as YZOO, how is KITE written in the same code? (a) OQFU (b) LJUF (c) PRGV (d) QSHW
  32. 32.If PEN is written as RGP, how is DESK written in the same code? (a) BCQI (b) EFTL (c) FGUM (d) GHVN
  33. 33.If CAT is written as VCE, how is DOG written in the same code? (a) EMB (b) FQI (c) GOD (d) IQF
  34. 34.If PEN is written as RGP, how is DOG written in the same code? (a) EPH (b) FQI (c) GRJ (d) BME
  35. 35.If HAND is written as DNAH, how is MILK written in the same code? (a) NJML (b) JKHL (c) KLIM (d) LMJN
  36. 36.If WIND is written as ZLQG, how is TOYS written in the same code? (a) XSCW (b) VQAU (c) WRBV (d) QLVP
  37. 37.If BALL is written as DCNN, how is COLD written in the same code? (a) FROG (b) EQNF (c) DPME (d) AMJB
  38. 38.If BOOK is written as YLLP, how is CAKE written in the same code? (a) WYOU (b) DBLF (c) YAQW (d) XZPV
  39. 39.If WIND is written as YKPF, how is SHIP written in the same code? (a) VKLS (b) QFGN (c) UJKR (d) TIJQ
  40. 40.If COLD is written as EQNF, how is SHIP written in the same code? (a) VKLS (b) TIJQ (c) UJKR (d) QFGN

Answer key

  1. IZRM
  2. URHS
  3. UILT
  4. KZIP
  5. ODM
  6. LJUF
  7. LNNM
  8. TLOW
  9. EERT
  10. UILT
  11. KOOB
  12. NEP
  13. RGP
  14. TAOB
  15. DBU
  16. NEP
  17. HPME
  18. TAC
  19. LTFE
  20. DGNN
  21. LLEB
  22. EOBI
  23. TAC
  24. VTGG
  25. EOJX
  26. XJOE
  27. RTM
  28. YLLP
  29. GRJ
  30. EKAC
  31. PRGV
  32. FGUM
  33. IQF
  34. FQI
  35. KLIM
  36. WRBV
  37. EQNF
  38. XZPV
  39. UJKR
  40. UJKR

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