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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 929 · 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 TREE is written as EERT, how is PEN written in the same code? (a) QFO (b) MDO (c) OFQ (d) NEP
  2. 2.If BOOK is written as DQQM, how is COLD written in the same code? (a) AMJB (b) DPME (c) FROG (d) EQNF
  3. 3.If BOOK is written as LPPC, how is BOAT written in the same code? (a) UBPC (b) SZNA (c) CPBU (d) TAOB
  4. 4.If WIND is written as UGLB, how is COLD written in the same code? (a) ZLIA (b) BNKC (c) EQNF (d) AMJB
  5. 5.If LAMP is written as PMAL, how is TOYS written in the same code? (a) SYOT (b) TZPU (c) RXNS (d) UPZT
  6. 6.If NEST is written as OFTU, how is MOON written in the same code? (a) LNNM (b) OPPN (c) NPPO (d) OQQP
  7. 7.If MILK is written as NROP, how is LAMP written in the same code? (a) OZNK (b) NYMJ (c) PAOL (d) MBNQ
  8. 8.If COLD is written as CKNB, how is STAR written in the same code? (a) RATS (b) RSZQ (c) SBUT (d) QZSR
  9. 9.If MILK is written as MNKO, how is FROG written in the same code? (a) GORF (b) HTQI (c) EMPD (d) IQTH
  10. 10.If DRUM is written as NVSE, how is HAND written in the same code? (a) EOBI (b) CMZG (c) DNAH (d) IBOE
  11. 11.If PARK is written as KRAP, how is RAIN written in the same code? (a) SBJO (b) OJBS (c) MHZQ (d) NIAR
  12. 12.If WIND is written as DNIW, how is MILK written in the same code? (a) NJML (b) KLIM (c) LMJN (d) JKHL
  13. 13.If FISH is written as GRHE, how is DESK written in the same code? (a) KSED (b) JRDC (c) LTFE (d) CDRJ
  14. 14.If BOOK is written as KOOB, how is LION written in the same code? (a) MJPO (b) MNHK (c) NOIL (d) OPJM
  15. 15.If PEN is written as NEP, how is FISH written in the same code? (a) HSIF (b) ITJG (c) GRHE (d) GJTI
  16. 16.If PEN is written as ODM, how is FISH written in the same code? (a) GJTI (b) DGQF (c) FISH (d) EHRG
  17. 17.If TREE is written as GGTV, how is KITE written in the same code? (a) ETIK (b) MKVG (c) CRGI (d) GVKM
  18. 18.If FROG is written as GORF, how is TOYS written in the same code? (a) SYOT (b) TZPU (c) RXNS (d) UPZT
  19. 19.If DRUM is written as WIFN, how is SUN written in the same code? (a) IGN (b) TVO (c) GEL (d) HFM
  20. 20.If KITE is written as FUJL, how is DRUM written in the same code? (a) LTQC (b) MURD (c) ESVN (d) NVSE
  21. 21.If BOOK is written as KOOB, how is DOG written in the same code? (a) HPE (b) GOD (c) EPH (d) FNC
  22. 22.If HAND is written as IBOE, how is CAT written in the same code? (a) BZS (b) ECV (c) UBD (d) DBU
  23. 23.If HAND is written as DNAH, how is FROG written in the same code? (a) GORF (b) FNQE (c) HPSG (d) GSPH
  24. 24.If BOAT is written as ERDW, how is BOOK written in the same code? (a) FSSO (b) DQQM (c) ERRN (d) YLLH
  25. 25.If BELL is written as ADKK, how is GOLD written in the same code? (a) HPME (b) GOLD (c) FNKC (d) EMJB
  26. 26.If KITE is written as ETIK, how is TREE written in the same code? (a) EERT (b) USFF (c) DDQS (d) FFSU
  27. 27.If LION is written as PQKN, how is KITE written in the same code? (a) GVKM (b) MKVG (c) CRGI (d) ETIK
  28. 28.If HAND is written as SZMW, how is PEN written in the same code? (a) JUL (b) LWN (c) KVM (d) QFO
  29. 29.If PEN is written as PGR, how is BELL written in the same code? (a) JJCZ (b) LLEB (c) NNGD (d) DGNN
  30. 30.If CAKE is written as XZPV, how is CAT written in the same code? (a) YAH (b) WYF (c) XZG (d) DBU
  31. 31.If PEN is written as KVM, how is FROG written in the same code? (a) VJMU (b) THKS (c) UILT (d) GSPH
  32. 32.If PARK is written as KRAP, how is SUN written in the same code? (a) TVO (b) OVT (c) MTR (d) NUS
  33. 33.If BOOK is written as YLLP, how is CAT written in the same code? (a) DBU (b) YAH (c) WYF (d) XZG
  34. 34.If HAND is written as KDQG, how is LION written in the same code? (a) OLRQ (b) IFLK (c) PMSR (d) NKQP
  35. 35.If RAIN is written as MHZQ, how is FROG written in the same code? (a) HPSG (b) GORF (c) FNQE (d) EQNF
  36. 36.If BALL is written as DCNN, how is PARK written in the same code? (a) QBSL (b) NYPI (c) SDUN (d) RCTM
  37. 37.If TOYS is written as UAQV, how is DRUM written in the same code? (a) KSPB (b) MURD (c) FTWO (d) OWTF
  38. 38.If BALL is written as LLAB, how is DRUM written in the same code? (a) MURD (b) LTQC (c) ESVN (d) NVSE
  39. 39.If BOOK is written as YLLP, how is DRUM written in the same code? (a) VHEM (b) XJGO (c) WIFN (d) ESVN
  40. 40.If CAT is written as DBU, how is RAIN written in the same code? (a) OJBS (b) SBJO (c) QZHM (d) TCKP

Answer key

  1. NEP
  2. EQNF
  3. UBPC
  4. AMJB
  5. SYOT
  6. NPPO
  7. OZNK
  8. QZSR
  9. IQTH
  10. EOBI
  11. NIAR
  12. KLIM
  13. JRDC
  14. NOIL
  15. HSIF
  16. EHRG
  17. GVKM
  18. SYOT
  19. HFM
  20. NVSE
  21. GOD
  22. DBU
  23. GORF
  24. ERRN
  25. FNKC
  26. EERT
  27. GVKM
  28. KVM
  29. NNGD
  30. XZG
  31. UILT
  32. NUS
  33. XZG
  34. OLRQ
  35. FNQE
  36. RCTM
  37. OWTF
  38. MURD
  39. WIFN
  40. SBJO

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