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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 428 · 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 BOAT is written as TAOB, how is BOOK written in the same code? (a) CPPL (b) LPPC (c) KOOB (d) JNNA
  2. 2.If MILK is written as KGJI, how is PARK written in the same code? (a) RCTM (b) NYPI (c) OZQJ (d) MXOH
  3. 3.If PEN is written as NEP, how is JUMP written in the same code? (a) PMUJ (b) OLTI (c) QNVK (d) KVNQ
  4. 4.If RAIN is written as NIAR, how is CAT written in the same code? (a) DBU (b) UBD (c) TAC (d) SZB
  5. 5.If COLD is written as EMPD, how is HAND written in the same code? (a) EOBI (b) CMZG (c) IBOE (d) DNAH
  6. 6.If PEN is written as NEP, how is CAKE written in the same code? (a) DJZB (b) EKAC (c) DBLF (d) FLBD
  7. 7.If FROG is written as UILT, how is SHIP written in the same code? (a) TIJQ (b) ITSL (c) HSRK (d) GRQJ
  8. 8.If HAND is written as KDQG, how is CAT written in the same code? (a) GEX (b) ZXQ (c) FDW (d) ECV
  9. 9.If KITE is written as DSHJ, how is DESK written in the same code? (a) KSED (b) LTFE (c) CDRJ (d) JRDC
  10. 10.If KITE is written as ETIK, how is BELL written in the same code? (a) MMFC (b) CFMM (c) LLEB (d) KKDA
  11. 11.If CAT is written as ECV, how is RAIN written in the same code? (a) UDLQ (b) TCKP (c) SBJO (d) PYGL
  12. 12.If FROG is written as GORF, how is GOLD written in the same code? (a) EMPH (b) HPME (c) DLOG (d) CKNF
  13. 13.If STAR is written as RSZQ, how is HAND written in the same code? (a) IBOE (b) HAND (c) GZMC (d) FYLB
  14. 14.If LAMP is written as PMAL, how is LION written in the same code? (a) MNHK (b) MJPO (c) OPJM (d) NOIL
  15. 15.If LION is written as MNHK, how is PEN written in the same code? (a) MDO (b) ODM (c) NEP (d) OFQ
  16. 16.If DRUM is written as BPSK, how is WIND written in the same code? (a) UGLB (b) YKPF (c) VHMC (d) TFKA
  17. 17.If HAND is written as SZMW, how is KITE written in the same code? (a) OQFU (b) PRGV (c) QSHW (d) LJUF
  18. 18.If KITE is written as LJUF, how is HAND written in the same code? (a) GZMC (b) EOBI (c) IBOE (d) JCPF
  19. 19.If DOG is written as BME, how is CAT written in the same code? (a) ECV (b) ZXQ (c) BZS (d) AYR
  20. 20.If SUN is written as TVO, how is RAIN written in the same code? (a) TCKP (b) SBJO (c) QZHM (d) OJBS
  21. 21.If PEN is written as NCL, how is KITE written in the same code? (a) HFQB (b) JHSD (c) IGRC (d) MKVG
  22. 22.If SUN is written as OVT, how is FISH written in the same code? (a) HSIF (b) GRHE (c) GJTI (d) ITJG
  23. 23.If PEN is written as QFO, how is BELL written in the same code? (a) CFMM (b) ADKK (c) MMFC (d) DGNN
  24. 24.If FISH is written as HKUJ, how is CAT written in the same code? (a) DBU (b) AYR (c) ECV (d) FDW
  25. 25.If JUMP is written as QFNK, how is SHIP written in the same code? (a) TIJQ (b) GRQJ (c) HSRK (d) ITSL
  26. 26.If FISH is written as URHS, how is BOAT written in the same code? (a) XKYF (b) ZMAH (c) CPBU (d) YLZG
  27. 27.If DESK is written as BCQI, how is BOOK written in the same code? (a) ANNJ (b) YLLH (c) DQQM (d) ZMMI
  28. 28.If CAT is written as XZG, how is CAKE written in the same code? (a) YAQW (b) XZPV (c) DBLF (d) WYOU
  29. 29.If BALL is written as LLAB, how is JUMP written in the same code? (a) QNVK (b) KVNQ (c) OLTI (d) PMUJ
  30. 30.If PEN is written as PGR, how is KITE written in the same code? (a) CRGI (b) GVKM (c) MKVG (d) ETIK
  31. 31.If MILK is written as NROP, how is FISH written in the same code? (a) VSIT (b) TQGR (c) GJTI (d) URHS
  32. 32.If DRUM is written as FTWO, how is KITE written in the same code? (a) IGRC (b) LJUF (c) NLWH (d) MKVG
  33. 33.If COLD is written as DPME, how is FISH written in the same code? (a) EHRG (b) HKUJ (c) ITJG (d) GJTI
  34. 34.If NEST is written as SRDM, how is HAND written in the same code? (a) CMZG (b) EOBI (c) GZMC (d) DNAH
  35. 35.If FISH is written as HSIF, how is MILK written in the same code? (a) NJML (b) LMJN (c) KLIM (d) JKHL
  36. 36.If TREE is written as EERT, how is SHIP written in the same code? (a) QJIT (b) PIHS (c) OHGR (d) TIJQ
  37. 37.If CAT is written as TAC, how is JUMP written in the same code? (a) PMUJ (b) OLTI (c) QNVK (d) KVNQ
  38. 38.If LION is written as OLRQ, how is DOG written in the same code? (a) FQI (b) ALD (c) GRJ (d) HSK
  39. 39.If JUMP is written as KVNQ, how is BOOK written in the same code? (a) DQQM (b) LPPC (c) CPPL (d) ANNJ
  40. 40.If BOOK is written as YLLP, how is COLD written in the same code? (a) WKNV (b) DPME (c) XLOW (d) YMPX

Answer key

  1. KOOB
  2. NYPI
  3. PMUJ
  4. TAC
  5. EOBI
  6. EKAC
  7. HSRK
  8. FDW
  9. JRDC
  10. LLEB
  11. TCKP
  12. DLOG
  13. GZMC
  14. NOIL
  15. MDO
  16. UGLB
  17. PRGV
  18. IBOE
  19. AYR
  20. SBJO
  21. IGRC
  22. ITJG
  23. CFMM
  24. ECV
  25. HSRK
  26. YLZG
  27. ZMMI
  28. XZPV
  29. PMUJ
  30. GVKM
  31. URHS
  32. MKVG
  33. GJTI
  34. CMZG
  35. KLIM
  36. PIHS
  37. PMUJ
  38. GRJ
  39. CPPL
  40. XLOW

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