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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 554 · 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 QNBM, how is DRUM written in the same code? (a) ESVN (b) MURD (c) LTQC (d) NVSE
  2. 2.If CAT is written as SZB, how is FROG written in the same code? (a) GORF (b) HPSG (c) EQNF (d) FNQE
  3. 3.If CAKE is written as BZJD, how is COLD written in the same code? (a) COLD (b) AMJB (c) BNKC (d) DPME
  4. 4.If GOLD is written as TLOW, how is RAIN written in the same code? (a) JASN (b) SBJO (c) HYQL (d) IZRM
  5. 5.If WIND is written as XJOE, how is TOYS written in the same code? (a) SNXR (b) VQAU (c) UPZT (d) TZPU
  6. 6.If PEN is written as NEP, how is COLD written in the same code? (a) DPME (b) DLOC (c) EMPD (d) CKNB
  7. 7.If STAR is written as HGZI, how is CAT written in the same code? (a) DBU (b) YAH (c) XZG (d) WYF
  8. 8.If BOAT is written as VCQD, how is PEN written in the same code? (a) NEP (b) RGP (c) PGR (d) LCN
  9. 9.If COLD is written as DPME, how is NEST written in the same code? (a) UTFO (b) OFTU (c) PGUV (d) MDRS
  10. 10.If FROG is written as GORF, how is CAT written in the same code? (a) UBD (b) SZB (c) TAC (d) DBU
  11. 11.If KITE is written as NLWH, how is BOAT written in the same code? (a) FSEX (b) YLXQ (c) DQCV (d) ERDW
  12. 12.If DOG is written as GOD, how is SUN written in the same code? (a) OVT (b) TVO (c) MTR (d) NUS
  13. 13.If BELL is written as YVOO, how is LAMP written in the same code? (a) MBNQ (b) NYMJ (c) PAOL (d) OZNK
  14. 14.If BOOK is written as LPPC, how is PARK written in the same code? (a) LSBQ (b) KRAP (c) QBSL (d) JQZO
  15. 15.If COLD is written as XLOW, how is KITE written in the same code? (a) OQFU (b) QSHW (c) PRGV (d) LJUF
  16. 16.If KITE is written as NLWH, how is LAMP written in the same code? (a) PEQT (b) NCOR (c) IXJM (d) ODPS
  17. 17.If CAKE is written as AYIC, how is PARK written in the same code? (a) RCTM (b) MXOH (c) NYPI (d) OZQJ
  18. 18.If NEST is written as LCQR, how is BOAT written in the same code? (a) ZMYR (b) ANZS (c) DQCV (d) YLXQ
  19. 19.If KITE is written as JHSD, how is HAND written in the same code? (a) HAND (b) IBOE (c) FYLB (d) GZMC
  20. 20.If FISH is written as URHS, how is LAMP written in the same code? (a) MBNQ (b) OZNK (c) NYMJ (d) PAOL
  21. 21.If CAT is written as ECV, how is TREE written in the same code? (a) RPCC (b) USFF (c) VTGG (d) WUHH
  22. 22.If TREE is written as GIVV, how is DESK written in the same code? (a) EFTL (b) VUGO (c) XWIQ (d) WVHP
  23. 23.If FROG is written as UILT, how is BALL written in the same code? (a) ZAPP (b) YZOO (c) CBMM (d) XYNN
  24. 24.If TREE is written as EERT, how is STAR written in the same code? (a) QZSR (b) TUBS (c) RATS (d) SBUT
  25. 25.If DRUM is written as WIFN, how is BOAT written in the same code? (a) CPBU (b) ZMAH (c) YLZG (d) XKYF
  26. 26.If TOYS is written as UAQV, how is SUN written in the same code? (a) NUS (b) PWU (c) UWP (d) LSQ
  27. 27.If TOYS is written as RXNS, how is SHIP written in the same code? (a) QJIT (b) RGHO (c) PIHS (d) OHGR
  28. 28.If BELL is written as MMFC, how is STAR written in the same code? (a) TUBS (b) QZSR (c) RATS (d) SBUT
  29. 29.If BALL is written as LLAB, how is STAR written in the same code? (a) SBUT (b) QZSR (c) TUBS (d) RATS
  30. 30.If CAKE is written as XZPV, how is PARK written in the same code? (a) QBSL (b) JYHO (c) KZIP (d) LAJQ
  31. 31.If KITE is written as LJUF, how is NEST written in the same code? (a) UTFO (b) MDRS (c) PGUV (d) OFTU
  32. 32.If FROG is written as GORF, how is PEN written in the same code? (a) OFQ (b) QFO (c) MDO (d) NEP
  33. 33.If CAT is written as XZG, how is COLD written in the same code? (a) XLOW (b) YMPX (c) DPME (d) WKNV
  34. 34.If STAR is written as HGZI, how is MILK written in the same code? (a) MQNO (b) NJML (c) NROP (d) OSPQ
  35. 35.If PARK is written as QBSL, how is BELL written in the same code? (a) ADKK (b) DGNN (c) MMFC (d) CFMM
  36. 36.If TOYS is written as RXNS, how is BALL written in the same code? (a) AZKK (b) MMBC (c) KKZA (d) LLAB
  37. 37.If PARK is written as NYPI, how is KITE written in the same code? (a) HFQB (b) MKVG (c) IGRC (d) JHSD
  38. 38.If MILK is written as NROP, how is SHIP written in the same code? (a) TIJQ (b) GRQJ (c) ITSL (d) HSRK
  39. 39.If SHIP is written as RKJU, how is STAR written in the same code? (a) UVCT (b) RATS (c) TCVU (d) PYRQ
  40. 40.If BALL is written as LLAB, how is COLD written in the same code? (a) EMPD (b) DLOC (c) DPME (d) CKNB

Answer key

  1. NVSE
  2. FNQE
  3. BNKC
  4. IZRM
  5. UPZT
  6. DLOC
  7. XZG
  8. PGR
  9. OFTU
  10. TAC
  11. ERDW
  12. NUS
  13. OZNK
  14. LSBQ
  15. PRGV
  16. ODPS
  17. NYPI
  18. ZMYR
  19. GZMC
  20. OZNK
  21. VTGG
  22. WVHP
  23. YZOO
  24. RATS
  25. YLZG
  26. PWU
  27. OHGR
  28. SBUT
  29. RATS
  30. KZIP
  31. OFTU
  32. NEP
  33. XLOW
  34. NROP
  35. CFMM
  36. KKZA
  37. IGRC
  38. HSRK
  39. TCVU
  40. DLOC

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