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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 149 · 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 BELL is written as YVOO, how is MILK written in the same code? (a) NJML (b) MQNO (c) NROP (d) OSPQ
  2. 2.If LION is written as NOIL, how is SUN written in the same code? (a) MTR (b) TVO (c) OVT (d) NUS
  3. 3.If PEN is written as KVM, how is WIND written in the same code? (a) XJOE (b) CQLV (c) DRMW (d) ESNX
  4. 4.If NEST is written as TSEN, how is BOOK written in the same code? (a) LPPC (b) CPPL (c) JNNA (d) KOOB
  5. 5.If CAT is written as XZG, how is DRUM written in the same code? (a) ESVN (b) XJGO (c) VHEM (d) WIFN
  6. 6.If WIND is written as EOJX, how is MILK written in the same code? (a) NJML (b) LMJN (c) JKHL (d) KLIM
  7. 7.If SHIP is written as QFGN, how is GOLD written in the same code? (a) FNKC (b) DLIA (c) EMJB (d) IQNF
  8. 8.If BOAT is written as YLZG, how is PEN written in the same code? (a) KVM (b) LWN (c) QFO (d) JUL
  9. 9.If LION is written as ORLM, how is BOAT written in the same code? (a) XKYF (b) YLZG (c) CPBU (d) ZMAH
  10. 10.If CAT is written as BZS, how is DOG written in the same code? (a) EPH (b) BME (c) CNF (d) DOG
  11. 11.If PARK is written as KZIP, how is FROG written in the same code? (a) THKS (b) GSPH (c) VJMU (d) UILT
  12. 12.If CAT is written as ECV, how is HAND written in the same code? (a) JCPF (b) KDQG (c) IBOE (d) FYLB
  13. 13.If RAIN is written as OJBS, how is FISH written in the same code? (a) GRHE (b) ITJG (c) GJTI (d) HSIF
  14. 14.If FROG is written as GSPH, how is NEST written in the same code? (a) OFTU (b) MDRS (c) PGUV (d) UTFO
  15. 15.If GOLD is written as HPME, how is LAMP written in the same code? (a) QNBM (b) MBNQ (c) NCOR (d) KZLO
  16. 16.If DESK is written as LTFE, how is COLD written in the same code? (a) CKNB (b) EMPD (c) DPME (d) DLOC
  17. 17.If RAIN is written as MHZQ, how is LION written in the same code? (a) KHNM (b) NOIL (c) MNHK (d) OPJM
  18. 18.If BOAT is written as TAOB, how is GOLD written in the same code? (a) HPME (b) CKNF (c) EMPH (d) DLOG
  19. 19.If PARK is written as MTCR, how is TOYS written in the same code? (a) QWMR (b) VQAU (c) SYOT (d) UAQV
  20. 20.If HAND is written as DNAH, how is PEN written in the same code? (a) MDO (b) NEP (c) OFQ (d) QFO
  21. 21.If TOYS is written as TZPU, how is BALL written in the same code? (a) MMBC (b) CBMM (c) LLAB (d) KKZA
  22. 22.If RAIN is written as IZRM, how is GOLD written in the same code? (a) SKNV (b) UMPX (c) TLOW (d) HPME
  23. 23.If KITE is written as ETIK, how is BOAT written in the same code? (a) UBPC (b) TAOB (c) CPBU (d) SZNA
  24. 24.If PARK is written as KRAP, how is SUN written in the same code? (a) TVO (b) MTR (c) NUS (d) OVT
  25. 25.If STAR is written as QZSR, how is LION written in the same code? (a) OPJM (b) NOIL (c) MNHK (d) KHNM
  26. 26.If SHIP is written as PIHS, how is LION written in the same code? (a) MNHK (b) NOIL (c) OPJM (d) MJPO
  27. 27.If TREE is written as USFF, how is COLD written in the same code? (a) BNKC (b) EMPD (c) DPME (d) EQNF
  28. 28.If MILK is written as NJML, how is TREE written in the same code? (a) FFSU (b) SQDD (c) VTGG (d) USFF
  29. 29.If LION is written as NOIL, how is PEN written in the same code? (a) QFO (b) MDO (c) OFQ (d) NEP
  30. 30.If BOOK is written as KOOB, how is SUN written in the same code? (a) MTR (b) NUS (c) OVT (d) TVO
  31. 31.If LAMP is written as OLZK, how is DESK written in the same code? (a) LTFE (b) JRDC (c) KSED (d) CDRJ
  32. 32.If DESK is written as KSED, how is LAMP written in the same code? (a) OLZK (b) QNBM (c) MBNQ (d) PMAL
  33. 33.If GOLD is written as TLOW, how is CAKE written in the same code? (a) WYOU (b) YAQW (c) DBLF (d) XZPV
  34. 34.If MILK is written as OKNM, how is STAR written in the same code? (a) UVCT (b) VWDU (c) TUBS (d) QRYP
  35. 35.If SUN is written as NUS, how is CAT written in the same code? (a) DBU (b) UBD (c) TAC (d) SZB
  36. 36.If DOG is written as GOD, how is WIND written in the same code? (a) DNIW (b) CMHV (c) EOJX (d) XJOE
  37. 37.If TOYS is written as GLBH, how is SUN written in the same code? (a) GEL (b) TVO (c) HFM (d) IGN
  38. 38.If STAR is written as RATS, how is HAND written in the same code? (a) CMZG (b) IBOE (c) EOBI (d) DNAH
  39. 39.If LION is written as NOIL, how is DOG written in the same code? (a) EPH (b) FNC (c) GOD (d) HPE
  40. 40.If GOLD is written as CKNF, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) SYOT (d) SNXR

Answer key

  1. NROP
  2. NUS
  3. DRMW
  4. KOOB
  5. WIFN
  6. LMJN
  7. EMJB
  8. KVM
  9. YLZG
  10. CNF
  11. UILT
  12. JCPF
  13. ITJG
  14. OFTU
  15. MBNQ
  16. EMPD
  17. MNHK
  18. DLOG
  19. UAQV
  20. NEP
  21. MMBC
  22. TLOW
  23. TAOB
  24. NUS
  25. MNHK
  26. NOIL
  27. DPME
  28. USFF
  29. NEP
  30. NUS
  31. JRDC
  32. PMAL
  33. XZPV
  34. UVCT
  35. TAC
  36. DNIW
  37. HFM
  38. DNAH
  39. GOD
  40. RXNS

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