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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 396 · 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 DESK is written as KSED, how is MILK written in the same code? (a) NJML (b) LMJN (c) KLIM (d) JKHL
  2. 2.If NEST is written as MVHG, how is BELL written in the same code? (a) ZWPP (b) XUNN (c) CFMM (d) YVOO
  3. 3.If CAKE is written as DJZB, how is STAR written in the same code? (a) SBUT (b) RATS (c) RSZQ (d) QZSR
  4. 4.If MOON is written as OPPN, how is PEN written in the same code? (a) NEP (b) QFO (c) MDO (d) OFQ
  5. 5.If BOOK is written as ANNJ, how is DESK written in the same code? (a) CDRJ (b) DESK (c) BCQI (d) EFTL
  6. 6.If TREE is written as EERT, how is FROG written in the same code? (a) FNQE (b) GSPH (c) HPSG (d) GORF
  7. 7.If TREE is written as GGTV, how is COLD written in the same code? (a) EQNF (b) BJMA (c) FNQE (d) DLOC
  8. 8.If COLD is written as DLOC, how is SHIP written in the same code? (a) TIJQ (b) PIHS (c) OHGR (d) QJIT
  9. 9.If TOYS is written as TZPU, how is NEST written in the same code? (a) UTFO (b) OFTU (c) TSEN (d) SRDM
  10. 10.If DOG is written as CNF, how is JUMP written in the same code? (a) HSKN (b) KVNQ (c) JUMP (d) ITLO
  11. 11.If STAR is written as TUBS, how is LION written in the same code? (a) NKQP (b) KHNM (c) OPJM (d) MJPO
  12. 12.If LION is written as ORLM, how is CAT written in the same code? (a) YAH (b) DBU (c) WYF (d) XZG
  13. 13.If BALL is written as YZOO, how is NEST written in the same code? (a) MVHG (b) NWIH (c) LUGF (d) OFTU
  14. 14.If NEST is written as SRDM, how is GOLD written in the same code? (a) DLOG (b) CKNF (c) FNKC (d) EMPH
  15. 15.If BALL is written as ZYJJ, how is MOON written in the same code? (a) OQQP (b) KMML (c) LNNM (d) JLLK
  16. 16.If SUN is written as NUS, how is GOLD written in the same code? (a) CKNF (b) HPME (c) DLOG (d) EMPH
  17. 17.If BOAT is written as UBPC, how is RAIN written in the same code? (a) NIAR (b) SBJO (c) OJBS (d) MHZQ
  18. 18.If FISH is written as GRHE, how is PEN written in the same code? (a) ODM (b) NEP (c) OFQ (d) MDO
  19. 19.If FROG is written as IURJ, how is SUN written in the same code? (a) VXQ (b) WYR (c) PRK (d) UWP
  20. 20.If MILK is written as NROP, how is CAKE written in the same code? (a) YAQW (b) WYOU (c) DBLF (d) XZPV
  21. 21.If TOYS is written as UAQV, how is RAIN written in the same code? (a) LGYP (b) TCKP (c) PKCT (d) NIAR
  22. 22.If DOG is written as WLT, how is CAKE written in the same code? (a) WYOU (b) DBLF (c) XZPV (d) YAQW
  23. 23.If WIND is written as DRMW, how is COLD written in the same code? (a) YMPX (b) XLOW (c) DPME (d) WKNV
  24. 24.If LAMP is written as MBNQ, how is GOLD written in the same code? (a) HPME (b) EMPH (c) IQNF (d) FNKC
  25. 25.If NEST is written as TSEN, how is FROG written in the same code? (a) HPSG (b) FNQE (c) GSPH (d) GORF
  26. 26.If MOON is written as NLLM, how is BALL written in the same code? (a) ZAPP (b) XYNN (c) YZOO (d) CBMM
  27. 27.If TREE is written as GIVV, how is MILK written in the same code? (a) MQNO (b) OSPQ (c) NJML (d) NROP
  28. 28.If FROG is written as GORF, how is PEN written in the same code? (a) NEP (b) QFO (c) MDO (d) OFQ
  29. 29.If SHIP is written as PIHS, how is NEST written in the same code? (a) SRDM (b) TSEN (c) OFTU (d) UTFO
  30. 30.If BALL is written as YZOO, how is SHIP written in the same code? (a) TIJQ (b) HSRK (c) GRQJ (d) ITSL
  31. 31.If COLD is written as EMPD, how is DOG written in the same code? (a) GOD (b) FNC (c) HPE (d) EPH
  32. 32.If WIND is written as XJOE, how is SUN written in the same code? (a) OVT (b) RTM (c) TVO (d) UWP
  33. 33.If WIND is written as ZLQG, how is RAIN written in the same code? (a) UDLQ (b) VEMR (c) TCKP (d) OXFK
  34. 34.If DRUM is written as OWTF, how is SHIP written in the same code? (a) PIHS (b) UJKR (c) NGFQ (d) RKJU
  35. 35.If TOYS is written as TZPU, how is FISH written in the same code? (a) ITJG (b) GRHE (c) GJTI (d) HSIF
  36. 36.If BOAT is written as VCQD, how is WIND written in the same code? (a) BLGU (b) DNIW (c) FPKY (d) YKPF
  37. 37.If DOG is written as FQI, how is COLD written in the same code? (a) AMJB (b) DPME (c) EQNF (d) FROG
  38. 38.If BOOK is written as MQQD, how is DOG written in the same code? (a) FQI (b) EMB (c) IQF (d) GOD
  39. 39.If STAR is written as RATS, how is NEST written in the same code? (a) UTFO (b) OFTU (c) SRDM (d) TSEN
  40. 40.If MILK is written as MNKO, how is PARK written in the same code? (a) KRAP (b) RCTM (c) MTCR (d) IPYN

Answer key

  1. KLIM
  2. YVOO
  3. QZSR
  4. OFQ
  5. CDRJ
  6. GORF
  7. FNQE
  8. PIHS
  9. UTFO
  10. ITLO
  11. MJPO
  12. XZG
  13. MVHG
  14. CKNF
  15. KMML
  16. DLOG
  17. OJBS
  18. MDO
  19. VXQ
  20. XZPV
  21. PKCT
  22. XZPV
  23. XLOW
  24. HPME
  25. GORF
  26. YZOO
  27. NROP
  28. NEP
  29. TSEN
  30. HSRK
  31. HPE
  32. TVO
  33. UDLQ
  34. RKJU
  35. ITJG
  36. FPKY
  37. EQNF
  38. IQF
  39. TSEN
  40. MTCR

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