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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 51 · 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 JUMP is written as HSKN, how is TREE written in the same code? (a) RPCC (b) QOBB (c) VTGG (d) SQDD
  2. 2.If FISH is written as GRHE, how is GOLD written in the same code? (a) DLOG (b) CKNF (c) FNKC (d) EMPH
  3. 3.If BOAT is written as ANZS, how is FROG written in the same code? (a) FROG (b) DPME (c) GSPH (d) EQNF
  4. 4.If MILK is written as NROP, how is MOON written in the same code? (a) NLLM (b) MKKL (c) OMMN (d) NPPO
  5. 5.If WIND is written as DNIW, how is BOAT written in the same code? (a) UBPC (b) SZNA (c) CPBU (d) TAOB
  6. 6.If PARK is written as KZIP, how is MOON written in the same code? (a) NPPO (b) OMMN (c) NLLM (d) MKKL
  7. 7.If FROG is written as HTQI, how is DESK written in the same code? (a) FGUM (b) EFTL (c) BCQI (d) GHVN
  8. 8.If TOYS is written as SYOT, how is LION written in the same code? (a) NOIL (b) MNHK (c) MJPO (d) OPJM
  9. 9.If JUMP is written as ROWL, how is DOG written in the same code? (a) IQF (b) FQI (c) GOD (d) EMB
  10. 10.If MILK is written as NROP, how is JUMP written in the same code? (a) RGOL (b) PEMJ (c) KVNQ (d) QFNK
  11. 11.If BALL is written as EDOO, how is CAKE written in the same code? (a) ZXHB (b) GEOI (c) FDNH (d) ECMG
  12. 12.If KITE is written as PRGV, how is MILK written in the same code? (a) NJML (b) OSPQ (c) NROP (d) MQNO
  13. 13.If CAKE is written as GMCE, how is JUMP written in the same code? (a) NKSH (b) PMUJ (c) LWOR (d) ROWL
  14. 14.If STAR is written as RATS, how is COLD written in the same code? (a) EMPD (b) DPME (c) DLOC (d) CKNB
  15. 15.If TREE is written as WUHH, how is GOLD written in the same code? (a) IQNF (b) JROG (c) KSPH (d) DLIA
  16. 16.If TREE is written as VTGG, how is JUMP written in the same code? (a) MXPS (b) LWOR (c) KVNQ (d) HSKN
  17. 17.If SUN is written as OVT, how is FISH written in the same code? (a) HSIF (b) ITJG (c) GRHE (d) GJTI
  18. 18.If TOYS is written as GLBH, how is GOLD written in the same code? (a) TLOW (b) SKNV (c) HPME (d) UMPX
  19. 19.If STAR is written as RATS, how is DOG written in the same code? (a) GOD (b) EPH (c) HPE (d) FNC
  20. 20.If JUMP is written as LWOR, how is COLD written in the same code? (a) DPME (b) AMJB (c) FROG (d) EQNF
  21. 21.If BELL is written as CFMM, how is BALL written in the same code? (a) DCNN (b) AZKK (c) MMBC (d) CBMM
  22. 22.If LION is written as NOIL, how is GOLD written in the same code? (a) EMPH (b) CKNF (c) DLOG (d) HPME
  23. 23.If CAKE is written as FDNH, how is HAND written in the same code? (a) EXKA (b) JCPF (c) KDQG (d) LERH
  24. 24.If PEN is written as KVM, how is COLD written in the same code? (a) YMPX (b) DPME (c) XLOW (d) WKNV
  25. 25.If SUN is written as MTR, how is JUMP written in the same code? (a) QNVK (b) OLTI (c) ITLO (d) PMUJ
  26. 26.If JUMP is written as KVNQ, how is KITE written in the same code? (a) JHSD (b) FUJL (c) LJUF (d) MKVG
  27. 27.If MOON is written as NOOM, how is PEN written in the same code? (a) NEP (b) QFO (c) MDO (d) OFQ
  28. 28.If STAR is written as UVCT, how is SUN written in the same code? (a) VXQ (b) UWP (c) TVO (d) QSL
  29. 29.If LAMP is written as PMAL, how is SHIP written in the same code? (a) OHGR (b) QJIT (c) PIHS (d) TIJQ
  30. 30.If NEST is written as MVHG, how is JUMP written in the same code? (a) RGOL (b) PEMJ (c) KVNQ (d) QFNK
  31. 31.If FISH is written as JUKH, how is CAT written in the same code? (a) VCE (b) ECV (c) TAC (d) RYA
  32. 32.If DESK is written as GHVN, how is DRUM written in the same code? (a) HVYQ (b) FTWO (c) AORJ (d) GUXP
  33. 33.If JUMP is written as QFNK, how is LION written in the same code? (a) PSMN (b) NQKL (c) ORLM (d) MJPO
  34. 34.If KITE is written as GVKM, how is SHIP written in the same code? (a) PIHS (b) RKJU (c) NGFQ (d) UJKR
  35. 35.If BOOK is written as YLLP, how is LION written in the same code? (a) PSMN (b) ORLM (c) NQKL (d) MJPO
  36. 36.If DOG is written as GRJ, how is FROG written in the same code? (a) IURJ (b) JVSK (c) HTQI (d) COLD
  37. 37.If COLD is written as DLOC, how is RAIN written in the same code? (a) SBJO (b) OJBS (c) NIAR (d) MHZQ
  38. 38.If KITE is written as DSHJ, how is PEN written in the same code? (a) OFQ (b) NEP (c) MDO (d) ODM
  39. 39.If BOAT is written as ZMYR, how is KITE written in the same code? (a) JHSD (b) HFQB (c) MKVG (d) IGRC
  40. 40.If SHIP is written as HSRK, how is FISH written in the same code? (a) URHS (b) VSIT (c) TQGR (d) GJTI

Answer key

  1. RPCC
  2. CKNF
  3. EQNF
  4. NLLM
  5. TAOB
  6. NLLM
  7. FGUM
  8. NOIL
  9. IQF
  10. QFNK
  11. FDNH
  12. NROP
  13. ROWL
  14. DLOC
  15. JROG
  16. LWOR
  17. ITJG
  18. TLOW
  19. GOD
  20. EQNF
  21. CBMM
  22. DLOG
  23. KDQG
  24. XLOW
  25. OLTI
  26. LJUF
  27. NEP
  28. UWP
  29. PIHS
  30. QFNK
  31. VCE
  32. GUXP
  33. ORLM
  34. RKJU
  35. ORLM
  36. IURJ
  37. NIAR
  38. MDO
  39. IGRC
  40. URHS

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