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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 59 · 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 GOLD is written as CKNF, how is PEN written in the same code? (a) OFQ (b) MDO (c) ODM (d) NEP
  2. 2.If SUN is written as OVT, how is LION written in the same code? (a) MNHK (b) MJPO (c) NOIL (d) OPJM
  3. 3.If COLD is written as DLOC, how is TREE written in the same code? (a) FFSU (b) DDQS (c) EERT (d) USFF
  4. 4.If TOYS is written as RMWQ, how is SHIP written in the same code? (a) RGHO (b) QFGN (c) PEFM (d) UJKR
  5. 5.If PEN is written as RGP, how is DESK written in the same code? (a) EFTL (b) BCQI (c) FGUM (d) GHVN
  6. 6.If FISH is written as URHS, how is BELL written in the same code? (a) ZWPP (b) XUNN (c) CFMM (d) YVOO
  7. 7.If MILK is written as KLIM, how is DOG written in the same code? (a) EPH (b) GOD (c) HPE (d) FNC
  8. 8.If DOG is written as GOD, how is LION written in the same code? (a) OPJM (b) MNHK (c) MJPO (d) NOIL
  9. 9.If DOG is written as FQI, how is HAND written in the same code? (a) KDQG (b) FYLB (c) IBOE (d) JCPF
  10. 10.If JUMP is written as QFNK, how is HAND written in the same code? (a) SZMW (b) RYLV (c) IBOE (d) TANX
  11. 11.If TREE is written as EERT, how is PARK written in the same code? (a) KRAP (b) LSBQ (c) QBSL (d) JQZO
  12. 12.If MILK is written as JKHL, how is BOOK written in the same code? (a) LPPC (b) KOOB (c) JNNA (d) ANNJ
  13. 13.If STAR is written as RATS, how is MOON written in the same code? (a) NPPO (b) OPPN (c) NOOM (d) MNNL
  14. 14.If FISH is written as GRHE, how is BOAT written in the same code? (a) SZNA (b) ANZS (c) UBPC (d) TAOB
  15. 15.If STAR is written as RATS, how is BOAT written in the same code? (a) CPBU (b) SZNA (c) TAOB (d) UBPC
  16. 16.If NEST is written as MDRS, how is TOYS written in the same code? (a) RMWQ (b) SNXR (c) TOYS (d) UPZT
  17. 17.If SUN is written as PWU, how is TREE written in the same code? (a) EERT (b) VTGG (c) CCPR (d) GGTV
  18. 18.If CAKE is written as XZPV, how is PARK written in the same code? (a) KZIP (b) LAJQ (c) QBSL (d) JYHO
  19. 19.If FROG is written as GSPH, how is NEST written in the same code? (a) UTFO (b) PGUV (c) MDRS (d) OFTU
  20. 20.If BOOK is written as CPPL, how is DOG written in the same code? (a) FQI (b) CNF (c) EPH (d) HPE
  21. 21.If MOON is written as OQQP, how is FROG written in the same code? (a) GSPH (b) HTQI (c) IURJ (d) DPME
  22. 22.If PEN is written as KVM, how is FROG written in the same code? (a) UILT (b) VJMU (c) THKS (d) GSPH
  23. 23.If NEST is written as LCQR, how is STAR written in the same code? (a) QRYP (b) UVCT (c) RSZQ (d) PQXO
  24. 24.If KITE is written as ETIK, how is DESK written in the same code? (a) JRDC (b) KSED (c) LTFE (d) EFTL
  25. 25.If HAND is written as JCPF, how is COLD written in the same code? (a) DPME (b) EQNF (c) AMJB (d) FROG
  26. 26.If BOAT is written as YLZG, how is GOLD written in the same code? (a) SKNV (b) TLOW (c) HPME (d) UMPX
  27. 27.If GOLD is written as FNKC, how is MOON written in the same code? (a) KMML (b) MOON (c) NPPO (d) LNNM
  28. 28.If JUMP is written as QNVK, how is COLD written in the same code? (a) DPME (b) DLOC (c) CKNB (d) EMPD
  29. 29.If SUN is written as HFM, how is FISH written in the same code? (a) VSIT (b) TQGR (c) URHS (d) GJTI
  30. 30.If SUN is written as NUS, how is CAT written in the same code? (a) SZB (b) UBD (c) TAC (d) DBU
  31. 31.If TOYS is written as SYOT, how is LION written in the same code? (a) OPJM (b) MNHK (c) MJPO (d) NOIL
  32. 32.If COLD is written as DLOC, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) EKAC (d) DBLF
  33. 33.If DOG is written as GOD, how is BOAT written in the same code? (a) TAOB (b) SZNA (c) CPBU (d) UBPC
  34. 34.If TREE is written as VTGG, how is BOOK written in the same code? (a) ZMMI (b) DQQM (c) ERRN (d) CPPL
  35. 35.If COLD is written as XLOW, how is BELL written in the same code? (a) XUNN (b) CFMM (c) ZWPP (d) YVOO
  36. 36.If TREE is written as GGTV, how is SHIP written in the same code? (a) RKJU (b) UJKR (c) PIHS (d) NGFQ
  37. 37.If SUN is written as HFM, how is MILK written in the same code? (a) MQNO (b) NROP (c) NJML (d) OSPQ
  38. 38.If BELL is written as MMFC, how is CAKE written in the same code? (a) FLBD (b) EKAC (c) DJZB (d) DBLF
  39. 39.If MILK is written as NROP, how is CAT written in the same code? (a) YAH (b) WYF (c) DBU (d) XZG
  40. 40.If CAT is written as ECV, how is KITE written in the same code? (a) LJUF (b) NLWH (c) IGRC (d) MKVG

Answer key

  1. MDO
  2. OPJM
  3. EERT
  4. QFGN
  5. FGUM
  6. YVOO
  7. GOD
  8. NOIL
  9. JCPF
  10. SZMW
  11. KRAP
  12. JNNA
  13. NOOM
  14. SZNA
  15. TAOB
  16. SNXR
  17. GGTV
  18. KZIP
  19. OFTU
  20. EPH
  21. HTQI
  22. UILT
  23. QRYP
  24. KSED
  25. EQNF
  26. TLOW
  27. LNNM
  28. EMPD
  29. URHS
  30. TAC
  31. NOIL
  32. EKAC
  33. TAOB
  34. DQQM
  35. YVOO
  36. RKJU
  37. NROP
  38. FLBD
  39. XZG
  40. MKVG

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