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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 263 · 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 STAR is written as RATS, how is SUN written in the same code? (a) NUS (b) OVT (c) TVO (d) MTR
  2. 2.If COLD is written as DLOC, how is DOG written in the same code? (a) FNC (b) EPH (c) GOD (d) HPE
  3. 3.If DRUM is written as ESVN, how is RAIN written in the same code? (a) TCKP (b) QZHM (c) OJBS (d) SBJO
  4. 4.If BOAT is written as ANZS, how is DOG written in the same code? (a) DOG (b) CNF (c) EPH (d) BME
  5. 5.If CAKE is written as EKAC, how is DOG written in the same code? (a) HPE (b) EPH (c) GOD (d) FNC
  6. 6.If CAKE is written as EKAC, how is GOLD written in the same code? (a) HPME (b) EMPH (c) CKNF (d) DLOG
  7. 7.If MILK is written as NROP, how is CAT written in the same code? (a) DBU (b) WYF (c) YAH (d) XZG
  8. 8.If DOG is written as FQI, how is SHIP written in the same code? (a) VKLS (b) UJKR (c) TIJQ (d) QFGN
  9. 9.If LION is written as MNHK, how is CAT written in the same code? (a) SZB (b) UBD (c) TAC (d) BZS
  10. 10.If GOLD is written as IQNF, how is HAND written in the same code? (a) FYLB (b) JCPF (c) IBOE (d) KDQG
  11. 11.If TOYS is written as TZPU, how is BELL written in the same code? (a) KKDA (b) LLEB (c) MMFC (d) CFMM
  12. 12.If HAND is written as FPCJ, how is BOOK written in the same code? (a) IMMZ (b) DQQM (c) MQQD (d) KOOB
  13. 13.If LION is written as NOIL, how is MILK written in the same code? (a) JKHL (b) KLIM (c) LMJN (d) NJML
  14. 14.If STAR is written as HGZI, how is NEST written in the same code? (a) OFTU (b) NWIH (c) LUGF (d) MVHG
  15. 15.If BALL is written as AZKK, how is PARK written in the same code? (a) PARK (b) QBSL (c) NYPI (d) OZQJ
  16. 16.If WIND is written as ZLQG, how is KITE written in the same code? (a) NLWH (b) OMXI (c) MKVG (d) HFQB
  17. 17.If JUMP is written as QFNK, how is LAMP written in the same code? (a) PAOL (b) NYMJ (c) OZNK (d) MBNQ
  18. 18.If SHIP is written as HSRK, how is FISH written in the same code? (a) VSIT (b) GJTI (c) TQGR (d) URHS
  19. 19.If TREE is written as DDQS, how is LION written in the same code? (a) OPJM (b) NOIL (c) KHNM (d) MNHK
  20. 20.If STAR is written as RATS, how is HAND written in the same code? (a) CMZG (b) EOBI (c) DNAH (d) IBOE
  21. 21.If COLD is written as EMPD, how is STAR written in the same code? (a) TUBS (b) SBUT (c) QZSR (d) RATS
  22. 22.If NEST is written as OFTU, how is MILK written in the same code? (a) OKNM (b) LMJN (c) LHKJ (d) NJML
  23. 23.If KITE is written as ETIK, how is CAT written in the same code? (a) DBU (b) UBD (c) SZB (d) TAC
  24. 24.If KITE is written as ETIK, how is GOLD written in the same code? (a) CKNF (b) DLOG (c) EMPH (d) HPME
  25. 25.If BOAT is written as YLZG, how is SUN written in the same code? (a) GEL (b) IGN (c) HFM (d) TVO
  26. 26.If TOYS is written as UPZT, how is COLD written in the same code? (a) EMPD (b) EQNF (c) BNKC (d) DPME
  27. 27.If TREE is written as GGTV, how is RAIN written in the same code? (a) PKCT (b) LGYP (c) NIAR (d) TCKP
  28. 28.If TREE is written as RPCC, how is STAR written in the same code? (a) PQXO (b) RSZQ (c) UVCT (d) QRYP
  29. 29.If NEST is written as TSEN, how is FISH written in the same code? (a) GRHE (b) GJTI (c) HSIF (d) ITJG
  30. 30.If PEN is written as PGR, how is LAMP written in the same code? (a) NCOR (b) NKYJ (c) PMAL (d) ROCN
  31. 31.If BOOK is written as KOOB, how is TOYS written in the same code? (a) TZPU (b) RXNS (c) UPZT (d) SYOT
  32. 32.If PARK is written as NYPI, how is STAR written in the same code? (a) UVCT (b) QRYP (c) PQXO (d) RSZQ
  33. 33.If PARK is written as QBSL, how is BALL written in the same code? (a) CBMM (b) DCNN (c) MMBC (d) AZKK
  34. 34.If JUMP is written as OLTI, how is COLD written in the same code? (a) CKNB (b) DLOC (c) BNKC (d) EMPD
  35. 35.If SUN is written as OVT, how is RAIN written in the same code? (a) NIAR (b) MHZQ (c) SBJO (d) OJBS
  36. 36.If LION is written as KHNM, how is RAIN written in the same code? (a) SBJO (b) QZHM (c) RAIN (d) PYGL
  37. 37.If PARK is written as RCTM, how is RAIN written in the same code? (a) TCKP (b) UDLQ (c) PYGL (d) SBJO
  38. 38.If RAIN is written as NIAR, how is BALL written in the same code? (a) MMBC (b) KKZA (c) LLAB (d) CBMM
  39. 39.If LAMP is written as OZNK, how is SUN written in the same code? (a) TVO (b) GEL (c) HFM (d) IGN
  40. 40.If BALL is written as AZKK, how is PEN written in the same code? (a) PEN (b) QFO (c) NCL (d) ODM

Answer key

  1. NUS
  2. GOD
  3. SBJO
  4. CNF
  5. GOD
  6. DLOG
  7. XZG
  8. UJKR
  9. SZB
  10. JCPF
  11. MMFC
  12. MQQD
  13. KLIM
  14. MVHG
  15. OZQJ
  16. NLWH
  17. OZNK
  18. URHS
  19. MNHK
  20. DNAH
  21. SBUT
  22. NJML
  23. TAC
  24. DLOG
  25. HFM
  26. DPME
  27. PKCT
  28. QRYP
  29. HSIF
  30. ROCN
  31. SYOT
  32. QRYP
  33. CBMM
  34. CKNB
  35. OJBS
  36. QZHM
  37. TCKP
  38. LLAB
  39. HFM
  40. ODM

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