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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 645 · 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 KITE is written as LJUF, how is SHIP written in the same code? (a) TIJQ (b) QJIT (c) RGHO (d) UJKR
  2. 2.If NEST is written as TSEN, how is BOAT written in the same code? (a) SZNA (b) TAOB (c) CPBU (d) UBPC
  3. 3.If DRUM is written as WIFN, how is RAIN written in the same code? (a) SBJO (b) IZRM (c) HYQL (d) JASN
  4. 4.If LAMP is written as ODPS, how is STAR written in the same code? (a) WXEV (b) PQXO (c) UVCT (d) VWDU
  5. 5.If DOG is written as GOD, how is MOON written in the same code? (a) OPPN (b) NOOM (c) NPPO (d) MNNL
  6. 6.If CAKE is written as DJZB, how is JUMP written in the same code? (a) OLTI (b) QNVK (c) PMUJ (d) ITLO
  7. 7.If LAMP is written as PMAL, how is FROG written in the same code? (a) GSPH (b) HPSG (c) GORF (d) FNQE
  8. 8.If HAND is written as FPCJ, how is CAKE written in the same code? (a) GMCE (b) CIYA (c) EKAC (d) ECMG
  9. 9.If FISH is written as HSIF, how is COLD written in the same code? (a) EMPD (b) DLOC (c) DPME (d) CKNB
  10. 10.If PARK is written as KRAP, how is MILK written in the same code? (a) NJML (b) LMJN (c) KLIM (d) JKHL
  11. 11.If LAMP is written as ROCN, how is TREE written in the same code? (a) CCPR (b) VTGG (c) EERT (d) GGTV
  12. 12.If BOAT is written as YLZG, how is JUMP written in the same code? (a) KVNQ (b) PEMJ (c) QFNK (d) RGOL
  13. 13.If STAR is written as RATS, how is BOAT written in the same code? (a) UBPC (b) TAOB (c) SZNA (d) CPBU
  14. 14.If MILK is written as JKHL, how is DESK written in the same code? (a) CDRJ (b) KSED (c) LTFE (d) JRDC
  15. 15.If FISH is written as EHRG, how is PEN written in the same code? (a) ODM (b) NCL (c) QFO (d) PEN
  16. 16.If GOLD is written as EMPH, how is PEN written in the same code? (a) MDO (b) QFO (c) NEP (d) OFQ
  17. 17.If STAR is written as UVCT, how is MOON written in the same code? (a) KMML (b) PRRQ (c) OQQP (d) NPPO
  18. 18.If GOLD is written as FNQI, how is BALL written in the same code? (a) LLAB (b) NNCD (c) JJYZ (d) DCNN
  19. 19.If SUN is written as QSL, how is BALL written in the same code? (a) YXII (b) DCNN (c) ZYJJ (d) AZKK
  20. 20.If TREE is written as RPCC, how is GOLD written in the same code? (a) DLIA (b) EMJB (c) FNKC (d) IQNF
  21. 21.If STAR is written as RATS, how is TOYS written in the same code? (a) SYOT (b) TZPU (c) RXNS (d) UPZT
  22. 22.If WIND is written as VHMC, how is FISH written in the same code? (a) FISH (b) DGQF (c) GJTI (d) EHRG
  23. 23.If TOYS is written as SYOT, how is NEST written in the same code? (a) UTFO (b) TSEN (c) SRDM (d) OFTU
  24. 24.If DRUM is written as MURD, how is SHIP written in the same code? (a) PIHS (b) OHGR (c) QJIT (d) TIJQ
  25. 25.If TREE is written as EERT, how is PEN written in the same code? (a) NEP (b) MDO (c) QFO (d) OFQ
  26. 26.If PEN is written as NEP, how is LION written in the same code? (a) MJPO (b) MNHK (c) NOIL (d) OPJM
  27. 27.If DESK is written as KSED, how is HAND written in the same code? (a) EOBI (b) CMZG (c) DNAH (d) IBOE
  28. 28.If MOON is written as OPPN, how is NEST written in the same code? (a) TSEN (b) OFTU (c) SRDM (d) UTFO
  29. 29.If HAND is written as DNAH, how is NEST written in the same code? (a) SRDM (b) TSEN (c) OFTU (d) UTFO
  30. 30.If NEST is written as MVHG, how is DESK written in the same code? (a) WVHP (b) XWIQ (c) EFTL (d) VUGO
  31. 31.If CAKE is written as BZJD, how is KITE written in the same code? (a) LJUF (b) IGRC (c) JHSD (d) KITE
  32. 32.If DOG is written as WLT, how is LION written in the same code? (a) PSMN (b) NQKL (c) ORLM (d) MJPO
  33. 33.If TREE is written as WUHH, how is PEN written in the same code? (a) RGP (b) SHQ (c) TIR (d) MBK
  34. 34.If LAMP is written as PMAL, how is TREE written in the same code? (a) FFSU (b) EERT (c) USFF (d) DDQS
  35. 35.If GOLD is written as HPME, how is DESK written in the same code? (a) CDRJ (b) LTFE (c) FGUM (d) EFTL
  36. 36.If BALL is written as MMBC, how is MOON written in the same code? (a) OPPN (b) MNNL (c) NPPO (d) NOOM
  37. 37.If HAND is written as CMZG, how is STAR written in the same code? (a) RSZQ (b) QZSR (c) SBUT (d) RATS
  38. 38.If COLD is written as DLOC, how is MILK written in the same code? (a) KLIM (b) NJML (c) JKHL (d) LMJN
  39. 39.If KITE is written as ETIK, how is GOLD written in the same code? (a) EMPH (b) HPME (c) DLOG (d) CKNF
  40. 40.If MOON is written as NLLM, how is PARK written in the same code? (a) LAJQ (b) KZIP (c) QBSL (d) JYHO

Answer key

  1. TIJQ
  2. TAOB
  3. IZRM
  4. VWDU
  5. NOOM
  6. OLTI
  7. GORF
  8. GMCE
  9. DLOC
  10. KLIM
  11. GGTV
  12. QFNK
  13. TAOB
  14. JRDC
  15. ODM
  16. OFQ
  17. OQQP
  18. NNCD
  19. ZYJJ
  20. EMJB
  21. SYOT
  22. EHRG
  23. TSEN
  24. PIHS
  25. NEP
  26. NOIL
  27. DNAH
  28. UTFO
  29. TSEN
  30. WVHP
  31. JHSD
  32. ORLM
  33. SHQ
  34. EERT
  35. EFTL
  36. OPPN
  37. QZSR
  38. KLIM
  39. DLOG
  40. KZIP

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