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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 355 · 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 CAT is written as DBU, how is DRUM written in the same code? (a) NVSE (b) CQTL (c) ESVN (d) FTWO
  2. 2.If BELL is written as YVOO, how is BALL written in the same code? (a) CBMM (b) ZAPP (c) YZOO (d) XYNN
  3. 3.If TREE is written as SQDD, how is CAKE written in the same code? (a) DBLF (b) CAKE (c) BZJD (d) AYIC
  4. 4.If STAR is written as TCVU, how is BALL written in the same code? (a) DCNN (b) JJYZ (c) NNCD (d) LLAB
  5. 5.If WIND is written as EOJX, how is BOAT written in the same code? (a) CPBU (b) UBPC (c) SZNA (d) TAOB
  6. 6.If LION is written as MNHK, how is FISH written in the same code? (a) EHRG (b) GRHE (c) HSIF (d) ITJG
  7. 7.If FROG is written as IURJ, how is STAR written in the same code? (a) VWDU (b) PQXO (c) UVCT (d) WXEV
  8. 8.If FROG is written as UILT, how is RAIN written in the same code? (a) HYQL (b) IZRM (c) JASN (d) SBJO
  9. 9.If CAKE is written as EKAC, how is BOAT written in the same code? (a) SZNA (b) CPBU (c) TAOB (d) UBPC
  10. 10.If NEST is written as TSEN, how is BALL written in the same code? (a) MMBC (b) CBMM (c) KKZA (d) LLAB
  11. 11.If MOON is written as OPPN, how is KITE written in the same code? (a) ETIK (b) DSHJ (c) FUJL (d) LJUF
  12. 12.If FISH is written as HKUJ, how is COLD written in the same code? (a) FROG (b) DPME (c) EQNF (d) AMJB
  13. 13.If PEN is written as KVM, how is RAIN written in the same code? (a) JASN (b) SBJO (c) HYQL (d) IZRM
  14. 14.If NEST is written as MDRS, how is DRUM written in the same code? (a) ESVN (b) DRUM (c) BPSK (d) CQTL
  15. 15.If PARK is written as QBSL, how is WIND written in the same code? (a) XJOE (b) EOJX (c) VHMC (d) YKPF
  16. 16.If WIND is written as CMHV, how is TREE written in the same code? (a) SQDD (b) EERT (c) DDQS (d) FFSU
  17. 17.If NEST is written as MVHG, how is BELL written in the same code? (a) XUNN (b) CFMM (c) ZWPP (d) YVOO
  18. 18.If LAMP is written as QNBM, how is CAT written in the same code? (a) TAC (b) SZB (c) DBU (d) UBD
  19. 19.If BALL is written as YZOO, how is BELL written in the same code? (a) XUNN (b) ZWPP (c) CFMM (d) YVOO
  20. 20.If GOLD is written as TLOW, how is BOAT written in the same code? (a) CPBU (b) XKYF (c) ZMAH (d) YLZG
  21. 21.If LAMP is written as JYKN, how is SHIP written in the same code? (a) PEFM (b) QFGN (c) RGHO (d) UJKR
  22. 22.If BOOK is written as JNNA, how is LAMP written in the same code? (a) QNBM (b) OLZK (c) PMAL (d) KZLO
  23. 23.If FISH is written as HKUJ, how is LION written in the same code? (a) JGML (b) NKQP (c) OLRQ (d) MJPO
  24. 24.If TREE is written as USFF, how is STAR written in the same code? (a) UVCT (b) RSZQ (c) TUBS (d) SBUT
  25. 25.If CAKE is written as EKAC, how is SUN written in the same code? (a) MTR (b) NUS (c) OVT (d) TVO
  26. 26.If SHIP is written as QFGN, how is BALL written in the same code? (a) DCNN (b) YXII (c) ZYJJ (d) AZKK
  27. 27.If CAT is written as TAC, how is COLD written in the same code? (a) DPME (b) DLOC (c) CKNB (d) EMPD
  28. 28.If RAIN is written as PKCT, how is PEN written in the same code? (a) NEP (b) LCN (c) RGP (d) PGR
  29. 29.If NEST is written as SRDM, how is MOON written in the same code? (a) LNNM (b) OPPN (c) NOOM (d) MNNL
  30. 30.If CAKE is written as BZJD, how is HAND written in the same code? (a) IBOE (b) HAND (c) FYLB (d) GZMC
  31. 31.If CAT is written as UBD, how is DESK written in the same code? (a) EFTL (b) JRDC (c) LTFE (d) KSED
  32. 32.If KITE is written as DSHJ, how is JUMP written in the same code? (a) ITLO (b) PMUJ (c) QNVK (d) OLTI
  33. 33.If TREE is written as FFSU, how is FISH written in the same code? (a) GJTI (b) GRHE (c) HSIF (d) ITJG
  34. 34.If DOG is written as GOD, how is WIND written in the same code? (a) XJOE (b) DNIW (c) EOJX (d) CMHV
  35. 35.If BALL is written as YZOO, how is SHIP written in the same code? (a) HSRK (b) GRQJ (c) TIJQ (d) ITSL
  36. 36.If DRUM is written as WIFN, how is JUMP written in the same code? (a) KVNQ (b) PEMJ (c) QFNK (d) RGOL
  37. 37.If SUN is written as OVT, how is MOON written in the same code? (a) NPPO (b) MNNL (c) NOOM (d) OPPN
  38. 38.If GOLD is written as DLOG, how is MOON written in the same code? (a) MNNL (b) OPPN (c) NPPO (d) NOOM
  39. 39.If RAIN is written as IZRM, how is KITE written in the same code? (a) PRGV (b) QSHW (c) OQFU (d) LJUF
  40. 40.If BALL is written as YZOO, how is STAR written in the same code? (a) IHAJ (b) GFYH (c) HGZI (d) TUBS

Answer key

  1. ESVN
  2. YZOO
  3. BZJD
  4. NNCD
  5. UBPC
  6. GRHE
  7. VWDU
  8. IZRM
  9. TAOB
  10. LLAB
  11. FUJL
  12. EQNF
  13. IZRM
  14. CQTL
  15. XJOE
  16. DDQS
  17. YVOO
  18. UBD
  19. YVOO
  20. YLZG
  21. QFGN
  22. OLZK
  23. NKQP
  24. TUBS
  25. NUS
  26. ZYJJ
  27. DLOC
  28. PGR
  29. MNNL
  30. GZMC
  31. LTFE
  32. OLTI
  33. ITJG
  34. DNIW
  35. HSRK
  36. QFNK
  37. OPPN
  38. NOOM
  39. PRGV
  40. HGZI

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