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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 723 · 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 TREE is written as GIVV, how is KITE written in the same code? (a) PRGV (b) QSHW (c) OQFU (d) LJUF
  2. 2.If LAMP is written as PMAL, how is SUN written in the same code? (a) MTR (b) TVO (c) NUS (d) OVT
  3. 3.If LION is written as PQKN, how is PEN written in the same code? (a) RGP (b) PGR (c) LCN (d) NEP
  4. 4.If WIND is written as FPKY, how is FROG written in the same code? (a) IQTH (b) EMPD (c) HTQI (d) GORF
  5. 5.If CAT is written as XZG, how is DRUM written in the same code? (a) XJGO (b) VHEM (c) WIFN (d) ESVN
  6. 6.If CAKE is written as ECMG, how is RAIN written in the same code? (a) PYGL (b) SBJO (c) TCKP (d) UDLQ
  7. 7.If NEST is written as OFTU, how is KITE written in the same code? (a) FUJL (b) JHSD (c) LJUF (d) MKVG
  8. 8.If KITE is written as PRGV, how is STAR written in the same code? (a) IHAJ (b) HGZI (c) TUBS (d) GFYH
  9. 9.If NEST is written as MVHG, how is PEN written in the same code? (a) KVM (b) QFO (c) JUL (d) LWN
  10. 10.If NEST is written as UTFO, how is TOYS written in the same code? (a) TZPU (b) SYOT (c) UPZT (d) RXNS
  11. 11.If FISH is written as HSIF, how is MILK written in the same code? (a) NJML (b) LMJN (c) JKHL (d) KLIM
  12. 12.If CAT is written as TAC, how is MILK written in the same code? (a) LMJN (b) KLIM (c) NJML (d) JKHL
  13. 13.If BOAT is written as YLZG, how is SHIP written in the same code? (a) GRQJ (b) HSRK (c) ITSL (d) TIJQ
  14. 14.If MOON is written as NOOM, how is STAR written in the same code? (a) QZSR (b) RATS (c) SBUT (d) TUBS
  15. 15.If BALL is written as YZOO, how is MILK written in the same code? (a) MQNO (b) NJML (c) NROP (d) OSPQ
  16. 16.If TREE is written as RPCC, how is RAIN written in the same code? (a) PYGL (b) QZHM (c) OXFK (d) TCKP
  17. 17.If SHIP is written as PIHS, how is LION written in the same code? (a) NOIL (b) OPJM (c) MNHK (d) MJPO
  18. 18.If CAKE is written as XZPV, how is SHIP written in the same code? (a) ITSL (b) TIJQ (c) GRQJ (d) HSRK
  19. 19.If DOG is written as GOD, how is STAR written in the same code? (a) RATS (b) QZSR (c) TUBS (d) SBUT
  20. 20.If TREE is written as WUHH, how is NEST written in the same code? (a) RIWX (b) PGUV (c) KBPQ (d) QHVW
  21. 21.If SUN is written as NUS, how is TREE written in the same code? (a) USFF (b) DDQS (c) EERT (d) FFSU
  22. 22.If DESK is written as KSED, how is CAKE written in the same code? (a) EKAC (b) DBLF (c) DJZB (d) FLBD
  23. 23.If LION is written as OPJM, how is BOAT written in the same code? (a) CPBU (b) UBPC (c) TAOB (d) SZNA
  24. 24.If NEST is written as QHVW, how is BELL written in the same code? (a) YBII (b) DGNN (c) FIPP (d) EHOO
  25. 25.If LAMP is written as OZNK, how is NEST written in the same code? (a) NWIH (b) MVHG (c) LUGF (d) OFTU
  26. 26.If COLD is written as XLOW, how is CAT written in the same code? (a) YAH (b) WYF (c) DBU (d) XZG
  27. 27.If BOOK is written as ZMMI, how is HAND written in the same code? (a) GZMC (b) FYLB (c) EXKA (d) JCPF
  28. 28.If JUMP is written as OLTI, how is BELL written in the same code? (a) LLEB (b) MMFC (c) ADKK (d) KKDA
  29. 29.If KITE is written as ETIK, how is FROG written in the same code? (a) FNQE (b) GORF (c) HPSG (d) GSPH
  30. 30.If KITE is written as GVKM, how is MOON written in the same code? (a) LMMK (b) NOOM (c) OQQP (d) PQQO
  31. 31.If GOLD is written as JROG, how is DESK written in the same code? (a) ABPH (b) FGUM (c) HIWO (d) GHVN
  32. 32.If GOLD is written as FNQI, how is STAR written in the same code? (a) PYRQ (b) TCVU (c) RATS (d) UVCT
  33. 33.If SHIP is written as PIHS, how is TREE written in the same code? (a) DDQS (b) USFF (c) EERT (d) FFSU
  34. 34.If KITE is written as NLWH, how is PARK written in the same code? (a) TEVO (b) SDUN (c) MXOH (d) RCTM
  35. 35.If GOLD is written as FNQI, how is RAIN written in the same code? (a) TCKP (b) LGYP (c) NIAR (d) PKCT
  36. 36.If TOYS is written as UPZT, how is STAR written in the same code? (a) RSZQ (b) SBUT (c) UVCT (d) TUBS
  37. 37.If PEN is written as ODM, how is KITE written in the same code? (a) JHSD (b) KITE (c) IGRC (d) LJUF
  38. 38.If BOOK is written as ZMMI, how is DESK written in the same code? (a) ABPH (b) BCQI (c) CDRJ (d) FGUM
  39. 39.If FROG is written as HPSG, how is TREE written in the same code? (a) USFF (b) EERT (c) FFSU (d) DDQS
  40. 40.If LION is written as ORLM, how is GOLD written in the same code? (a) TLOW (b) SKNV (c) HPME (d) UMPX

Answer key

  1. PRGV
  2. NUS
  3. PGR
  4. IQTH
  5. WIFN
  6. TCKP
  7. LJUF
  8. HGZI
  9. KVM
  10. TZPU
  11. KLIM
  12. KLIM
  13. HSRK
  14. RATS
  15. NROP
  16. PYGL
  17. NOIL
  18. HSRK
  19. RATS
  20. QHVW
  21. EERT
  22. EKAC
  23. UBPC
  24. EHOO
  25. MVHG
  26. XZG
  27. FYLB
  28. KKDA
  29. GORF
  30. PQQO
  31. GHVN
  32. TCVU
  33. EERT
  34. SDUN
  35. PKCT
  36. TUBS
  37. JHSD
  38. BCQI
  39. FFSU
  40. TLOW

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