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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 631 · 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 LLAB, how is BOOK written in the same code? (a) LPPC (b) JNNA (c) CPPL (d) KOOB
  2. 2.If PARK is written as KRAP, how is FISH written in the same code? (a) HSIF (b) GRHE (c) ITJG (d) GJTI
  3. 3.If PARK is written as OZQJ, how is BOAT written in the same code? (a) ZMYR (b) CPBU (c) ANZS (d) BOAT
  4. 4.If DOG is written as GOD, how is SUN written in the same code? (a) OVT (b) MTR (c) NUS (d) TVO
  5. 5.If GOLD is written as JROG, how is BALL written in the same code? (a) DCNN (b) YXII (c) EDOO (d) FEPP
  6. 6.If CAT is written as XZG, how is BALL written in the same code? (a) YZOO (b) XYNN (c) ZAPP (d) CBMM
  7. 7.If FISH is written as GJTI, how is STAR written in the same code? (a) UVCT (b) RSZQ (c) TUBS (d) SBUT
  8. 8.If FROG is written as IURJ, how is WIND written in the same code? (a) TFKA (b) AMRH (c) YKPF (d) ZLQG
  9. 9.If LAMP is written as KZLO, how is BOAT written in the same code? (a) BOAT (b) CPBU (c) ZMYR (d) ANZS
  10. 10.If WIND is written as DRMW, how is MILK written in the same code? (a) OSPQ (b) NJML (c) MQNO (d) NROP
  11. 11.If TREE is written as EERT, how is WIND written in the same code? (a) DNIW (b) CMHV (c) EOJX (d) XJOE
  12. 12.If LION is written as OPJM, how is MILK written in the same code? (a) LMJN (b) KLIM (c) NJML (d) JKHL
  13. 13.If DRUM is written as LTQC, how is DESK written in the same code? (a) CDRJ (b) KSED (c) LTFE (d) JRDC
  14. 14.If CAT is written as DBU, how is TOYS written in the same code? (a) TZPU (b) SNXR (c) VQAU (d) UPZT
  15. 15.If BOOK is written as JNNA, how is DESK written in the same code? (a) CDRJ (b) KSED (c) LTFE (d) JRDC
  16. 16.If SUN is written as TVO, how is LAMP written in the same code? (a) NCOR (b) KZLO (c) MBNQ (d) QNBM
  17. 17.If FISH is written as HSIF, how is JUMP written in the same code? (a) KVNQ (b) PMUJ (c) QNVK (d) OLTI
  18. 18.If BALL is written as ZYJJ, how is PARK written in the same code? (a) RCTM (b) MXOH (c) OZQJ (d) NYPI
  19. 19.If RAIN is written as PKCT, how is CAKE written in the same code? (a) CIYA (b) EKAC (c) GMCE (d) ECMG
  20. 20.If DESK is written as EFTL, how is FROG written in the same code? (a) GSPH (b) HTQI (c) EQNF (d) HPSG
  21. 21.If MOON is written as KMML, how is COLD written in the same code? (a) EQNF (b) ZLIA (c) AMJB (d) BNKC
  22. 22.If DOG is written as WLT, how is LAMP written in the same code? (a) NYMJ (b) OZNK (c) PAOL (d) MBNQ
  23. 23.If MILK is written as JKHL, how is BOAT written in the same code? (a) ANZS (b) TAOB (c) SZNA (d) UBPC
  24. 24.If CAKE is written as DJZB, how is LION written in the same code? (a) NOIL (b) OPJM (c) MNHK (d) KHNM
  25. 25.If COLD is written as XLOW, how is SHIP written in the same code? (a) HSRK (b) TIJQ (c) GRQJ (d) ITSL
  26. 26.If FISH is written as HSIF, how is CAT written in the same code? (a) DBU (b) TAC (c) UBD (d) SZB
  27. 27.If STAR is written as TCVU, how is DRUM written in the same code? (a) MURD (b) FTWO (c) KSPB (d) OWTF
  28. 28.If NEST is written as SRDM, how is TREE written in the same code? (a) FFSU (b) DDQS (c) EERT (d) SQDD
  29. 29.If MILK is written as NROP, how is COLD written in the same code? (a) WKNV (b) XLOW (c) YMPX (d) DPME
  30. 30.If PEN is written as RGP, how is FISH written in the same code? (a) HKUJ (b) GJTI (c) DGQF (d) ILVK
  31. 31.If KITE is written as PRGV, how is BALL written in the same code? (a) XYNN (b) ZAPP (c) YZOO (d) CBMM
  32. 32.If HAND is written as FPCJ, how is PEN written in the same code? (a) PGR (b) LCN (c) NEP (d) RGP
  33. 33.If LAMP is written as ROCN, how is FISH written in the same code? (a) HSIF (b) HKUJ (c) FQGD (d) JUKH
  34. 34.If WIND is written as DRMW, how is DESK written in the same code? (a) XWIQ (b) WVHP (c) VUGO (d) EFTL
  35. 35.If NEST is written as TSEN, how is TREE written in the same code? (a) USFF (b) FFSU (c) EERT (d) DDQS
  36. 36.If DESK is written as KSED, how is TREE written in the same code? (a) FFSU (b) DDQS (c) USFF (d) EERT
  37. 37.If NEST is written as UTFO, how is DESK written in the same code? (a) EFTL (b) KSED (c) LTFE (d) JRDC
  38. 38.If FISH is written as URHS, how is BOOK written in the same code? (a) ZMMQ (b) XKKO (c) CPPL (d) YLLP
  39. 39.If HAND is written as FYLB, how is CAT written in the same code? (a) ZXQ (b) AYR (c) ECV (d) BZS
  40. 40.If KITE is written as PRGV, how is SHIP written in the same code? (a) HSRK (b) ITSL (c) GRQJ (d) TIJQ

Answer key

  1. KOOB
  2. HSIF
  3. ANZS
  4. NUS
  5. EDOO
  6. YZOO
  7. TUBS
  8. ZLQG
  9. ANZS
  10. NROP
  11. DNIW
  12. LMJN
  13. JRDC
  14. UPZT
  15. JRDC
  16. MBNQ
  17. PMUJ
  18. NYPI
  19. GMCE
  20. GSPH
  21. AMJB
  22. OZNK
  23. SZNA
  24. MNHK
  25. HSRK
  26. TAC
  27. OWTF
  28. DDQS
  29. XLOW
  30. HKUJ
  31. YZOO
  32. PGR
  33. JUKH
  34. WVHP
  35. EERT
  36. EERT
  37. LTFE
  38. YLLP
  39. AYR
  40. HSRK

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