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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 911 · 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 DOG is written as WLT, how is HAND written in the same code? (a) TANX (b) RYLV (c) SZMW (d) IBOE
  2. 2.If FISH is written as GRHE, how is DRUM written in the same code? (a) LTQC (b) MURD (c) NVSE (d) CQTL
  3. 3.If BALL is written as CBMM, how is SHIP written in the same code? (a) UJKR (b) TIJQ (c) RGHO (d) QJIT
  4. 4.If GOLD is written as CKNF, how is TOYS written in the same code? (a) TZPU (b) SYOT (c) RXNS (d) SNXR
  5. 5.If CAT is written as XZG, how is GOLD written in the same code? (a) UMPX (b) TLOW (c) SKNV (d) HPME
  6. 6.If GOLD is written as TLOW, how is LAMP written in the same code? (a) PAOL (b) MBNQ (c) NYMJ (d) OZNK
  7. 7.If PEN is written as KVM, how is LAMP written in the same code? (a) OZNK (b) NYMJ (c) MBNQ (d) PAOL
  8. 8.If MOON is written as NOOM, how is FROG written in the same code? (a) FNQE (b) GORF (c) HPSG (d) GSPH
  9. 9.If DRUM is written as LTQC, how is PEN written in the same code? (a) OFQ (b) MDO (c) NEP (d) ODM
  10. 10.If KITE is written as PRGV, how is BALL written in the same code? (a) ZAPP (b) XYNN (c) YZOO (d) CBMM
  11. 11.If KITE is written as GVKM, how is CAKE written in the same code? (a) GMCE (b) ECMG (c) CIYA (d) EKAC
  12. 12.If BOOK is written as CPPL, how is DRUM written in the same code? (a) NVSE (b) FTWO (c) CQTL (d) ESVN
  13. 13.If TREE is written as GIVV, how is FISH written in the same code? (a) VSIT (b) GJTI (c) TQGR (d) URHS
  14. 14.If LAMP is written as ROCN, how is FROG written in the same code? (a) IQTH (b) HTQI (c) GORF (d) EMPD
  15. 15.If LION is written as KHNM, how is COLD written in the same code? (a) AMJB (b) DPME (c) BNKC (d) COLD
  16. 16.If PARK is written as RCTM, how is HAND written in the same code? (a) KDQG (b) JCPF (c) FYLB (d) IBOE
  17. 17.If HAND is written as DNAH, how is DESK written in the same code? (a) KSED (b) JRDC (c) LTFE (d) EFTL
  18. 18.If MILK is written as JKHL, how is BOAT written in the same code? (a) TAOB (b) ANZS (c) UBPC (d) SZNA
  19. 19.If FISH is written as URHS, how is BALL written in the same code? (a) XYNN (b) ZAPP (c) YZOO (d) CBMM
  20. 20.If SUN is written as HFM, how is MILK written in the same code? (a) NROP (b) MQNO (c) NJML (d) OSPQ
  21. 21.If BOOK is written as YLLP, how is TREE written in the same code? (a) FHUU (b) HJWW (c) USFF (d) GIVV
  22. 22.If SHIP is written as HSRK, how is TOYS written in the same code? (a) UPZT (b) GLBH (c) HMCI (d) FKAG
  23. 23.If COLD is written as EQNF, how is NEST written in the same code? (a) QHVW (b) OFTU (c) LCQR (d) PGUV
  24. 24.If BELL is written as YVOO, how is BALL written in the same code? (a) CBMM (b) ZAPP (c) XYNN (d) YZOO
  25. 25.If PEN is written as NEP, how is LION written in the same code? (a) NOIL (b) OPJM (c) MJPO (d) MNHK
  26. 26.If DOG is written as WLT, how is DRUM written in the same code? (a) XJGO (b) ESVN (c) VHEM (d) WIFN
  27. 27.If RAIN is written as UDLQ, how is SUN written in the same code? (a) PRK (b) WYR (c) VXQ (d) UWP
  28. 28.If PARK is written as JQZO, how is SHIP written in the same code? (a) OHGR (b) RGHO (c) PIHS (d) QJIT
  29. 29.If MILK is written as NROP, how is KITE written in the same code? (a) OQFU (b) LJUF (c) QSHW (d) PRGV
  30. 30.If PARK is written as OZQJ, how is TREE written in the same code? (a) RPCC (b) USFF (c) SQDD (d) TREE
  31. 31.If FROG is written as GSPH, how is WIND written in the same code? (a) EOJX (b) XJOE (c) VHMC (d) YKPF
  32. 32.If MOON is written as PRRQ, how is DRUM written in the same code? (a) GUXP (b) FTWO (c) AORJ (d) HVYQ
  33. 33.If SUN is written as HFM, how is NEST written in the same code? (a) OFTU (b) NWIH (c) LUGF (d) MVHG
  34. 34.If STAR is written as QRYP, how is BELL written in the same code? (a) ADKK (b) ZCJJ (c) DGNN (d) YBII
  35. 35.If BELL is written as NNGD, how is SUN written in the same code? (a) NUS (b) PWU (c) UWP (d) LSQ
  36. 36.If PEN is written as NCL, how is NEST written in the same code? (a) KBPQ (b) PGUV (c) LCQR (d) MDRS
  37. 37.If DOG is written as CNF, how is LAMP written in the same code? (a) MBNQ (b) KZLO (c) JYKN (d) LAMP
  38. 38.If NEST is written as MDRS, how is LAMP written in the same code? (a) LAMP (b) MBNQ (c) JYKN (d) KZLO
  39. 39.If MILK is written as OKNM, how is TOYS written in the same code? (a) UPZT (b) WRBV (c) RMWQ (d) VQAU
  40. 40.If NEST is written as MVHG, how is DESK written in the same code? (a) WVHP (b) EFTL (c) XWIQ (d) VUGO

Answer key

  1. SZMW
  2. LTQC
  3. TIJQ
  4. RXNS
  5. TLOW
  6. OZNK
  7. OZNK
  8. GORF
  9. MDO
  10. YZOO
  11. GMCE
  12. ESVN
  13. URHS
  14. IQTH
  15. BNKC
  16. JCPF
  17. KSED
  18. SZNA
  19. YZOO
  20. NROP
  21. GIVV
  22. GLBH
  23. PGUV
  24. YZOO
  25. NOIL
  26. WIFN
  27. VXQ
  28. OHGR
  29. PRGV
  30. SQDD
  31. XJOE
  32. GUXP
  33. MVHG
  34. ZCJJ
  35. PWU
  36. LCQR
  37. KZLO
  38. KZLO
  39. VQAU
  40. WVHP

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