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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 553 · 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 CAT is written as SZB, how is DOG written in the same code? (a) HPE (b) FNC (c) GOD (d) CNF
  2. 2.If PARK is written as RCTM, how is BALL written in the same code? (a) EDOO (b) ZYJJ (c) DCNN (d) CBMM
  3. 3.If DOG is written as CNF, how is BALL written in the same code? (a) BALL (b) AZKK (c) CBMM (d) ZYJJ
  4. 4.If SUN is written as OVT, how is DOG written in the same code? (a) GOD (b) FNC (c) HPE (d) EPH
  5. 5.If NEST is written as MVHG, how is FISH written in the same code? (a) GJTI (b) URHS (c) VSIT (d) TQGR
  6. 6.If SHIP is written as PIHS, how is JUMP written in the same code? (a) PMUJ (b) KVNQ (c) QNVK (d) OLTI
  7. 7.If DESK is written as EFTL, how is TREE written in the same code? (a) VTGG (b) SQDD (c) FFSU (d) USFF
  8. 8.If DOG is written as BME, how is JUMP written in the same code? (a) ITLO (b) LWOR (c) HSKN (d) GRJM
  9. 9.If CAT is written as TAC, how is DESK written in the same code? (a) JRDC (b) KSED (c) LTFE (d) EFTL
  10. 10.If SHIP is written as PIHS, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) SYOT (d) UPZT
  11. 11.If WIND is written as DNIW, how is DOG written in the same code? (a) HPE (b) FNC (c) EPH (d) GOD
  12. 12.If TREE is written as FFSU, how is CAT written in the same code? (a) DBU (b) TAC (c) SZB (d) UBD
  13. 13.If DOG is written as HPE, how is CAKE written in the same code? (a) EKAC (b) DJZB (c) FLBD (d) DBLF
  14. 14.If LION is written as NOIL, how is STAR written in the same code? (a) SBUT (b) TUBS (c) RATS (d) QZSR
  15. 15.If MOON is written as OPPN, how is FISH written in the same code? (a) ITJG (b) GRHE (c) GJTI (d) HSIF
  16. 16.If SHIP is written as PIHS, how is TREE written in the same code? (a) FFSU (b) DDQS (c) EERT (d) USFF
  17. 17.If COLD is written as XLOW, how is BALL written in the same code? (a) XYNN (b) CBMM (c) YZOO (d) ZAPP
  18. 18.If HAND is written as EOBI, how is FISH written in the same code? (a) GRHE (b) ITJG (c) GJTI (d) HSIF
  19. 19.If DRUM is written as MURD, how is BOOK written in the same code? (a) LPPC (b) KOOB (c) JNNA (d) CPPL
  20. 20.If SUN is written as RTM, how is PEN written in the same code? (a) QFO (b) PEN (c) ODM (d) NCL
  21. 21.If CAKE is written as EKAC, how is FISH written in the same code? (a) GRHE (b) HSIF (c) GJTI (d) ITJG
  22. 22.If MOON is written as NPPO, how is PARK written in the same code? (a) OZQJ (b) RCTM (c) QBSL (d) LSBQ
  23. 23.If PEN is written as MDO, how is LAMP written in the same code? (a) QNBM (b) KZLO (c) OLZK (d) PMAL
  24. 24.If SHIP is written as UJKR, how is PARK written in the same code? (a) NYPI (b) QBSL (c) SDUN (d) RCTM
  25. 25.If DRUM is written as MURD, how is TREE written in the same code? (a) EERT (b) DDQS (c) FFSU (d) USFF
  26. 26.If FROG is written as HTQI, how is COLD written in the same code? (a) AMJB (b) FROG (c) DPME (d) EQNF
  27. 27.If MOON is written as OQQP, how is WIND written in the same code? (a) UGLB (b) ZLQG (c) XJOE (d) YKPF
  28. 28.If RAIN is written as UDLQ, how is FISH written in the same code? (a) HKUJ (b) CFPE (c) ILVK (d) JMWL
  29. 29.If NEST is written as SRDM, how is SUN written in the same code? (a) NUS (b) MTR (c) OVT (d) RTM
  30. 30.If DESK is written as WVHP, how is GOLD written in the same code? (a) SKNV (b) HPME (c) TLOW (d) UMPX
  31. 31.If TREE is written as GIVV, how is FROG written in the same code? (a) VJMU (b) GSPH (c) UILT (d) THKS
  32. 32.If PEN is written as QFO, how is LION written in the same code? (a) OPJM (b) MJPO (c) NKQP (d) KHNM
  33. 33.If LION is written as MJPO, how is NEST written in the same code? (a) PGUV (b) UTFO (c) OFTU (d) MDRS
  34. 34.If DRUM is written as GUXP, how is SUN written in the same code? (a) PRK (b) VXQ (c) WYR (d) UWP
  35. 35.If NEST is written as SRDM, how is JUMP written in the same code? (a) PMUJ (b) ITLO (c) QNVK (d) OLTI
  36. 36.If SHIP is written as PIHS, how is BOOK written in the same code? (a) LPPC (b) KOOB (c) JNNA (d) CPPL
  37. 37.If FROG is written as GORF, how is WIND written in the same code? (a) EOJX (b) CMHV (c) XJOE (d) DNIW
  38. 38.If KITE is written as NLWH, how is PARK written in the same code? (a) MXOH (b) TEVO (c) SDUN (d) RCTM
  39. 39.If CAKE is written as EKAC, how is MOON written in the same code? (a) NPPO (b) OPPN (c) MNNL (d) NOOM
  40. 40.If BELL is written as LLEB, how is HAND written in the same code? (a) DNAH (b) CMZG (c) EOBI (d) IBOE

Answer key

  1. FNC
  2. DCNN
  3. AZKK
  4. HPE
  5. URHS
  6. PMUJ
  7. USFF
  8. HSKN
  9. KSED
  10. SYOT
  11. GOD
  12. UBD
  13. FLBD
  14. RATS
  15. ITJG
  16. EERT
  17. YZOO
  18. ITJG
  19. KOOB
  20. ODM
  21. HSIF
  22. QBSL
  23. OLZK
  24. RCTM
  25. EERT
  26. EQNF
  27. YKPF
  28. ILVK
  29. MTR
  30. TLOW
  31. UILT
  32. MJPO
  33. OFTU
  34. VXQ
  35. OLTI
  36. KOOB
  37. DNIW
  38. SDUN
  39. NOOM
  40. DNAH

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