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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 770 · 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 FROG is written as UILT, how is TREE written in the same code? (a) FHUU (b) HJWW (c) GIVV (d) USFF
  2. 2.If COLD is written as AMJB, how is RAIN written in the same code? (a) QZHM (b) TCKP (c) PYGL (d) OXFK
  3. 3.If RAIN is written as SBJO, how is NEST written in the same code? (a) MDRS (b) OFTU (c) UTFO (d) PGUV
  4. 4.If BELL is written as NNGD, how is BALL written in the same code? (a) NNCD (b) DCNN (c) JJYZ (d) LLAB
  5. 5.If WIND is written as CMHV, how is JUMP written in the same code? (a) ITLO (b) PMUJ (c) QNVK (d) OLTI
  6. 6.If TREE is written as EERT, how is CAKE written in the same code? (a) FLBD (b) DJZB (c) DBLF (d) EKAC
  7. 7.If HAND is written as IBOE, how is BELL written in the same code? (a) DGNN (b) ADKK (c) CFMM (d) MMFC
  8. 8.If FISH is written as HSIF, how is DESK written in the same code? (a) EFTL (b) LTFE (c) KSED (d) JRDC
  9. 9.If SHIP is written as RKJU, how is BOOK written in the same code? (a) MQQD (b) DQQM (c) IMMZ (d) KOOB
  10. 10.If NEST is written as PGUV, how is MILK written in the same code? (a) KGJI (b) PLON (c) NJML (d) OKNM
  11. 11.If NEST is written as SRDM, how is BOOK written in the same code? (a) KOOB (b) JNNA (c) LPPC (d) ANNJ
  12. 12.If STAR is written as HGZI, how is TREE written in the same code? (a) HJWW (b) USFF (c) FHUU (d) GIVV
  13. 13.If SHIP is written as PIHS, how is MILK written in the same code? (a) JKHL (b) KLIM (c) LMJN (d) NJML
  14. 14.If FROG is written as IURJ, how is TREE written in the same code? (a) VTGG (b) XVII (c) QOBB (d) WUHH
  15. 15.If COLD is written as XLOW, how is RAIN written in the same code? (a) IZRM (b) SBJO (c) HYQL (d) JASN
  16. 16.If SUN is written as RTM, how is MOON written in the same code? (a) KMML (b) MOON (c) NPPO (d) LNNM
  17. 17.If BALL is written as LLAB, how is NEST written in the same code? (a) SRDM (b) UTFO (c) OFTU (d) TSEN
  18. 18.If RAIN is written as QZHM, how is DRUM written in the same code? (a) ESVN (b) BPSK (c) CQTL (d) DRUM
  19. 19.If WIND is written as DNIW, how is LION written in the same code? (a) OPJM (b) MNHK (c) MJPO (d) NOIL
  20. 20.If SHIP is written as PIHS, how is DESK written in the same code? (a) KSED (b) JRDC (c) EFTL (d) LTFE
  21. 21.If CAT is written as SZB, how is LION written in the same code? (a) MNHK (b) OPJM (c) KHNM (d) NOIL
  22. 22.If NEST is written as UTFO, how is HAND written in the same code? (a) CMZG (b) IBOE (c) DNAH (d) EOBI
  23. 23.If BOAT is written as TAOB, how is DESK written in the same code? (a) EFTL (b) JRDC (c) KSED (d) LTFE
  24. 24.If FISH is written as HKUJ, how is SHIP written in the same code? (a) TIJQ (b) VKLS (c) QFGN (d) UJKR
  25. 25.If PARK is written as KZIP, how is SUN written in the same code? (a) IGN (b) HFM (c) GEL (d) TVO
  26. 26.If BOAT is written as TAOB, how is GOLD written in the same code? (a) DLOG (b) CKNF (c) EMPH (d) HPME
  27. 27.If FISH is written as HSIF, how is NEST written in the same code? (a) TSEN (b) UTFO (c) OFTU (d) SRDM
  28. 28.If COLD is written as DLOC, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) SYOT (d) UPZT
  29. 29.If LAMP is written as KZLO, how is WIND written in the same code? (a) VHMC (b) WIND (c) UGLB (d) XJOE
  30. 30.If MOON is written as OQQP, how is SUN written in the same code? (a) TVO (b) UWP (c) QSL (d) VXQ
  31. 31.If MILK is written as OKNM, how is DRUM written in the same code? (a) GUXP (b) ESVN (c) FTWO (d) BPSK
  32. 32.If BALL is written as YZOO, how is BELL written in the same code? (a) CFMM (b) YVOO (c) XUNN (d) ZWPP
  33. 33.If BOOK is written as DQQM, how is PEN written in the same code? (a) QFO (b) SHQ (c) RGP (d) NCL
  34. 34.If LAMP is written as MBNQ, how is TOYS written in the same code? (a) UPZT (b) TZPU (c) SNXR (d) VQAU
  35. 35.If BELL is written as CFMM, how is MILK written in the same code? (a) NJML (b) LHKJ (c) OKNM (d) LMJN
  36. 36.If WIND is written as EOJX, how is PEN written in the same code? (a) MDO (b) QFO (c) NEP (d) OFQ
  37. 37.If NEST is written as TSEN, how is CAT written in the same code? (a) DBU (b) UBD (c) TAC (d) SZB
  38. 38.If COLD is written as XLOW, how is DESK written in the same code? (a) WVHP (b) EFTL (c) XWIQ (d) VUGO
  39. 39.If SHIP is written as PIHS, how is BELL written in the same code? (a) CFMM (b) KKDA (c) MMFC (d) LLEB
  40. 40.If WIND is written as DNIW, how is BOAT written in the same code? (a) TAOB (b) CPBU (c) SZNA (d) UBPC

Answer key

  1. GIVV
  2. PYGL
  3. OFTU
  4. NNCD
  5. OLTI
  6. EKAC
  7. CFMM
  8. KSED
  9. MQQD
  10. OKNM
  11. JNNA
  12. GIVV
  13. KLIM
  14. WUHH
  15. IZRM
  16. LNNM
  17. TSEN
  18. CQTL
  19. NOIL
  20. KSED
  21. MNHK
  22. EOBI
  23. KSED
  24. UJKR
  25. HFM
  26. DLOG
  27. TSEN
  28. SYOT
  29. VHMC
  30. UWP
  31. FTWO
  32. YVOO
  33. RGP
  34. UPZT
  35. NJML
  36. OFQ
  37. TAC
  38. WVHP
  39. LLEB
  40. TAOB

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