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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 997 · 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 LAMP is written as NCOR, how is MILK written in the same code? (a) OKNM (b) KGJI (c) PLON (d) NJML
  2. 2.If TOYS is written as SYOT, how is BELL written in the same code? (a) MMFC (b) KKDA (c) LLEB (d) CFMM
  3. 3.If CAT is written as XZG, how is TREE written in the same code? (a) USFF (b) GIVV (c) HJWW (d) FHUU
  4. 4.If BELL is written as MMFC, how is DRUM written in the same code? (a) MURD (b) LTQC (c) ESVN (d) NVSE
  5. 5.If DESK is written as JRDC, how is STAR written in the same code? (a) RATS (b) SBUT (c) RSZQ (d) QZSR
  6. 6.If LAMP is written as PMAL, how is STAR written in the same code? (a) SBUT (b) QZSR (c) TUBS (d) RATS
  7. 7.If WIND is written as EOJX, how is PARK written in the same code? (a) KRAP (b) QBSL (c) LSBQ (d) JQZO
  8. 8.If JUMP is written as KVNQ, how is LAMP written in the same code? (a) MBNQ (b) QNBM (c) NCOR (d) KZLO
  9. 9.If JUMP is written as QFNK, how is COLD written in the same code? (a) DPME (b) WKNV (c) XLOW (d) YMPX
  10. 10.If KITE is written as GVKM, how is NEST written in the same code? (a) RQCL (b) PGUV (c) TSEN (d) VUGP
  11. 11.If LION is written as NOIL, how is TREE written in the same code? (a) DDQS (b) USFF (c) EERT (d) FFSU
  12. 12.If NEST is written as TSEN, how is MILK written in the same code? (a) LMJN (b) NJML (c) JKHL (d) KLIM
  13. 13.If BOOK is written as KOOB, how is DRUM written in the same code? (a) ESVN (b) NVSE (c) MURD (d) LTQC
  14. 14.If SUN is written as OVT, how is BELL written in the same code? (a) CFMM (b) LLEB (c) KKDA (d) MMFC
  15. 15.If PARK is written as LSBQ, how is TOYS written in the same code? (a) RXNS (b) UPZT (c) SYOT (d) TZPU
  16. 16.If GOLD is written as JROG, how is LION written in the same code? (a) PMSR (b) NKQP (c) OLRQ (d) IFLK
  17. 17.If FISH is written as ITJG, how is STAR written in the same code? (a) QZSR (b) SBUT (c) TUBS (d) RATS
  18. 18.If CAT is written as ECV, how is BOOK written in the same code? (a) ERRN (b) DQQM (c) CPPL (d) ZMMI
  19. 19.If STAR is written as SBUT, how is CAKE written in the same code? (a) EKAC (b) DJZB (c) FLBD (d) DBLF
  20. 20.If FISH is written as EHRG, how is MILK written in the same code? (a) MILK (b) LHKJ (c) KGJI (d) NJML
  21. 21.If BOOK is written as MQQD, how is PARK written in the same code? (a) RCTM (b) MTCR (c) KRAP (d) IPYN
  22. 22.If RAIN is written as QZHM, how is DRUM written in the same code? (a) DRUM (b) CQTL (c) BPSK (d) ESVN
  23. 23.If TREE is written as GIVV, how is MILK written in the same code? (a) OSPQ (b) NROP (c) MQNO (d) NJML
  24. 24.If GOLD is written as HPME, how is DRUM written in the same code? (a) FTWO (b) CQTL (c) NVSE (d) ESVN
  25. 25.If KITE is written as LJUF, how is CAT written in the same code? (a) BZS (b) ECV (c) DBU (d) UBD
  26. 26.If HAND is written as GZMC, how is WIND written in the same code? (a) XJOE (b) UGLB (c) VHMC (d) WIND
  27. 27.If FISH is written as URHS, how is DESK written in the same code? (a) EFTL (b) XWIQ (c) VUGO (d) WVHP
  28. 28.If BELL is written as LLEB, how is CAKE written in the same code? (a) FLBD (b) DBLF (c) DJZB (d) EKAC
  29. 29.If DRUM is written as GUXP, how is TREE written in the same code? (a) XVII (b) WUHH (c) VTGG (d) QOBB
  30. 30.If SUN is written as HFM, how is CAT written in the same code? (a) XZG (b) WYF (c) DBU (d) YAH
  31. 31.If SUN is written as NUS, how is PEN written in the same code? (a) QFO (b) MDO (c) NEP (d) OFQ
  32. 32.If FISH is written as ITJG, how is RAIN written in the same code? (a) SBJO (b) NIAR (c) OJBS (d) MHZQ
  33. 33.If SHIP is written as OHGR, how is DRUM written in the same code? (a) NVSE (b) CQTL (c) LTQC (d) MURD
  34. 34.If COLD is written as XLOW, how is CAKE written in the same code? (a) XZPV (b) DBLF (c) WYOU (d) YAQW
  35. 35.If MOON is written as NLLM, how is BOOK written in the same code? (a) ZMMQ (b) YLLP (c) XKKO (d) CPPL
  36. 36.If FROG is written as GSPH, how is MOON written in the same code? (a) NPPO (b) OPPN (c) LNNM (d) OQQP
  37. 37.If BELL is written as YVOO, how is DOG written in the same code? (a) XMU (b) VKS (c) EPH (d) WLT
  38. 38.If BELL is written as LLEB, how is FISH written in the same code? (a) HSIF (b) GRHE (c) GJTI (d) ITJG
  39. 39.If LAMP is written as MBNQ, how is LION written in the same code? (a) MJPO (b) OPJM (c) NKQP (d) KHNM
  40. 40.If HAND is written as DNAH, how is GOLD written in the same code? (a) EMPH (b) DLOG (c) CKNF (d) HPME

Answer key

  1. OKNM
  2. LLEB
  3. GIVV
  4. NVSE
  5. QZSR
  6. RATS
  7. LSBQ
  8. MBNQ
  9. XLOW
  10. VUGP
  11. EERT
  12. KLIM
  13. MURD
  14. MMFC
  15. TZPU
  16. OLRQ
  17. SBUT
  18. DQQM
  19. FLBD
  20. LHKJ
  21. MTCR
  22. CQTL
  23. NROP
  24. ESVN
  25. DBU
  26. VHMC
  27. WVHP
  28. EKAC
  29. WUHH
  30. XZG
  31. NEP
  32. OJBS
  33. LTQC
  34. XZPV
  35. YLLP
  36. NPPO
  37. WLT
  38. HSIF
  39. MJPO
  40. DLOG

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