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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 806 · 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 RAIN is written as PKCT, how is STAR written in the same code? (a) TCVU (b) PYRQ (c) UVCT (d) RATS
  2. 2.If LION is written as NKQP, how is HAND written in the same code? (a) IBOE (b) JCPF (c) FYLB (d) KDQG
  3. 3.If MOON is written as PQQO, how is FISH written in the same code? (a) JUKH (b) HSIF (c) FQGD (d) HKUJ
  4. 4.If BELL is written as MMFC, how is HAND written in the same code? (a) DNAH (b) EOBI (c) CMZG (d) IBOE
  5. 5.If RAIN is written as OJBS, how is NEST written in the same code? (a) OFTU (b) UTFO (c) TSEN (d) SRDM
  6. 6.If SUN is written as PWU, how is TOYS written in the same code? (a) VQAU (b) QWMR (c) SYOT (d) UAQV
  7. 7.If TREE is written as VTGG, how is NEST written in the same code? (a) QHVW (b) PGUV (c) LCQR (d) OFTU
  8. 8.If JUMP is written as PMUJ, how is NEST written in the same code? (a) SRDM (b) TSEN (c) UTFO (d) OFTU
  9. 9.If FISH is written as HSIF, how is BOOK written in the same code? (a) LPPC (b) CPPL (c) JNNA (d) KOOB
  10. 10.If SUN is written as TVO, how is WIND written in the same code? (a) VHMC (b) XJOE (c) EOJX (d) YKPF
  11. 11.If FISH is written as URHS, how is BOAT written in the same code? (a) ZMAH (b) XKYF (c) YLZG (d) CPBU
  12. 12.If HAND is written as SZMW, how is DESK written in the same code? (a) VUGO (b) XWIQ (c) EFTL (d) WVHP
  13. 13.If DESK is written as WVHP, how is DOG written in the same code? (a) XMU (b) WLT (c) VKS (d) EPH
  14. 14.If JUMP is written as QNVK, how is DESK written in the same code? (a) KSED (b) EFTL (c) LTFE (d) JRDC
  15. 15.If NEST is written as SRDM, how is RAIN written in the same code? (a) NIAR (b) OJBS (c) MHZQ (d) QZHM
  16. 16.If FISH is written as HSIF, how is WIND written in the same code? (a) CMHV (b) DNIW (c) EOJX (d) XJOE
  17. 17.If JUMP is written as LWOR, how is PARK written in the same code? (a) QBSL (b) RCTM (c) SDUN (d) NYPI
  18. 18.If MILK is written as KGJI, how is LAMP written in the same code? (a) JYKN (b) NCOR (c) IXJM (d) KZLO
  19. 19.If KITE is written as PRGV, how is SHIP written in the same code? (a) ITSL (b) HSRK (c) TIJQ (d) GRQJ
  20. 20.If FROG is written as IURJ, how is SUN written in the same code? (a) PRK (b) WYR (c) UWP (d) VXQ
  21. 21.If JUMP is written as QFNK, how is FISH written in the same code? (a) GJTI (b) VSIT (c) URHS (d) TQGR
  22. 22.If MILK is written as LHKJ, how is BALL written in the same code? (a) BALL (b) CBMM (c) AZKK (d) ZYJJ
  23. 23.If COLD is written as FNQE, how is BALL written in the same code? (a) DCNN (b) LLAB (c) JJYZ (d) NNCD
  24. 24.If FROG is written as FNQE, how is DESK written in the same code? (a) JRDC (b) CDRJ (c) LTFE (d) KSED
  25. 25.If MILK is written as OKNM, how is BOOK written in the same code? (a) DQQM (b) ZMMI (c) ERRN (d) CPPL
  26. 26.If CAT is written as VCE, how is BOAT written in the same code? (a) DQCV (b) VCQD (c) TAOB (d) RYMZ
  27. 27.If PARK is written as LSBQ, how is LAMP written in the same code? (a) MBNQ (b) QNBM (c) PMAL (d) OLZK
  28. 28.If BALL is written as NNCD, how is KITE written in the same code? (a) ETIK (b) MKVG (c) GVKM (d) CRGI
  29. 29.If GOLD is written as FNKC, how is FROG written in the same code? (a) DPME (b) GSPH (c) FROG (d) EQNF
  30. 30.If WIND is written as FPKY, how is DESK written in the same code? (a) KSED (b) FGUM (c) IQCB (d) MUGF
  31. 31.If BOAT is written as UBPC, how is CAT written in the same code? (a) TAC (b) DBU (c) SZB (d) UBD
  32. 32.If FISH is written as GRHE, how is DRUM written in the same code? (a) LTQC (b) CQTL (c) MURD (d) NVSE
  33. 33.If DOG is written as GOD, how is CAT written in the same code? (a) SZB (b) DBU (c) UBD (d) TAC
  34. 34.If SHIP is written as VKLS, how is BOOK written in the same code? (a) ERRN (b) YLLH (c) DQQM (d) FSSO
  35. 35.If KITE is written as PRGV, how is MILK written in the same code? (a) OSPQ (b) NROP (c) MQNO (d) NJML
  36. 36.If FISH is written as GJTI, how is BALL written in the same code? (a) AZKK (b) DCNN (c) CBMM (d) MMBC
  37. 37.If JUMP is written as ITLO, how is BOOK written in the same code? (a) ZMMI (b) CPPL (c) ANNJ (d) BOOK
  38. 38.If DOG is written as WLT, how is BOOK written in the same code? (a) CPPL (b) XKKO (c) ZMMQ (d) YLLP
  39. 39.If NEST is written as VUGP, how is MILK written in the same code? (a) IJGK (b) KLIM (c) MNKO (d) OKNM
  40. 40.If DRUM is written as LTQC, how is MOON written in the same code? (a) MNNL (b) NOOM (c) LNNM (d) OPPN

Answer key

  1. TCVU
  2. JCPF
  3. JUKH
  4. EOBI
  5. UTFO
  6. UAQV
  7. PGUV
  8. TSEN
  9. KOOB
  10. XJOE
  11. YLZG
  12. WVHP
  13. WLT
  14. LTFE
  15. MHZQ
  16. DNIW
  17. RCTM
  18. JYKN
  19. HSRK
  20. VXQ
  21. URHS
  22. AZKK
  23. NNCD
  24. JRDC
  25. DQQM
  26. VCQD
  27. QNBM
  28. GVKM
  29. EQNF
  30. MUGF
  31. UBD
  32. LTQC
  33. TAC
  34. ERRN
  35. NROP
  36. CBMM
  37. ANNJ
  38. YLLP
  39. MNKO
  40. MNNL

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