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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 487 · 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 BALL is written as CBMM, how is PEN written in the same code? (a) ODM (b) QFO (c) OFQ (d) RGP
  2. 2.If STAR is written as QRYP, how is DESK written in the same code? (a) CDRJ (b) ABPH (c) FGUM (d) BCQI
  3. 3.If PEN is written as KVM, how is FISH written in the same code? (a) TQGR (b) VSIT (c) URHS (d) GJTI
  4. 4.If PEN is written as ODM, how is LION written in the same code? (a) MJPO (b) LION (c) KHNM (d) JGML
  5. 5.If BALL is written as YZOO, how is PARK written in the same code? (a) JYHO (b) QBSL (c) LAJQ (d) KZIP
  6. 6.If PEN is written as KVM, how is CAKE written in the same code? (a) YAQW (b) WYOU (c) XZPV (d) DBLF
  7. 7.If KITE is written as ETIK, how is SUN written in the same code? (a) TVO (b) OVT (c) NUS (d) MTR
  8. 8.If PARK is written as RCTM, how is RAIN written in the same code? (a) SBJO (b) TCKP (c) PYGL (d) UDLQ
  9. 9.If STAR is written as QRYP, how is CAKE written in the same code? (a) ZXHB (b) BZJD (c) ECMG (d) AYIC
  10. 10.If DRUM is written as OWTF, how is JUMP written in the same code? (a) PMUJ (b) ROWL (c) NKSH (d) LWOR
  11. 11.If DRUM is written as MURD, how is NEST written in the same code? (a) SRDM (b) TSEN (c) UTFO (d) OFTU
  12. 12.If TREE is written as USFF, how is LION written in the same code? (a) OPJM (b) NKQP (c) KHNM (d) MJPO
  13. 13.If BOAT is written as TAOB, how is COLD written in the same code? (a) DPME (b) CKNB (c) EMPD (d) DLOC
  14. 14.If MOON is written as NOOM, how is JUMP written in the same code? (a) KVNQ (b) QNVK (c) PMUJ (d) OLTI
  15. 15.If MILK is written as KLIM, how is MOON written in the same code? (a) OPPN (b) MNNL (c) NOOM (d) NPPO
  16. 16.If FISH is written as JUKH, how is COLD written in the same code? (a) EQNF (b) FNQE (c) BJMA (d) DLOC
  17. 17.If BOAT is written as CPBU, how is MOON written in the same code? (a) OQQP (b) OPPN (c) NPPO (d) LNNM
  18. 18.If SHIP is written as HSRK, how is COLD written in the same code? (a) DPME (b) XLOW (c) WKNV (d) YMPX
  19. 19.If SUN is written as HFM, how is DOG written in the same code? (a) VKS (b) EPH (c) XMU (d) WLT
  20. 20.If BOAT is written as TAOB, how is CAKE written in the same code? (a) FLBD (b) DJZB (c) EKAC (d) DBLF
  21. 21.If PEN is written as NEP, how is TREE written in the same code? (a) DDQS (b) USFF (c) EERT (d) FFSU
  22. 22.If TOYS is written as SYOT, how is TREE written in the same code? (a) FFSU (b) USFF (c) DDQS (d) EERT
  23. 23.If NEST is written as QHVW, how is GOLD written in the same code? (a) DLIA (b) IQNF (c) JROG (d) KSPH
  24. 24.If MILK is written as OKNM, how is CAKE written in the same code? (a) AYIC (b) DBLF (c) FDNH (d) ECMG
  25. 25.If WIND is written as DRMW, how is DRUM written in the same code? (a) VHEM (b) ESVN (c) WIFN (d) XJGO
  26. 26.If CAT is written as XZG, how is MILK written in the same code? (a) OSPQ (b) MQNO (c) NJML (d) NROP
  27. 27.If GOLD is written as DLOG, how is COLD written in the same code? (a) DPME (b) DLOC (c) EMPD (d) CKNB
  28. 28.If RAIN is written as PYGL, how is COLD written in the same code? (a) ZLIA (b) BNKC (c) EQNF (d) AMJB
  29. 29.If MILK is written as MNKO, how is WIND written in the same code? (a) YKPF (b) DNIW (c) FPKY (d) BLGU
  30. 30.If CAKE is written as FDNH, how is BOAT written in the same code? (a) ERDW (b) YLXQ (c) DQCV (d) FSEX
  31. 31.If FROG is written as GORF, how is DOG written in the same code? (a) EPH (b) FNC (c) HPE (d) GOD
  32. 32.If BOAT is written as VCQD, how is DOG written in the same code? (a) GOD (b) FQI (c) EMB (d) IQF
  33. 33.If CAKE is written as EKAC, how is PARK written in the same code? (a) LSBQ (b) QBSL (c) JQZO (d) KRAP
  34. 34.If PARK is written as KRAP, how is MILK written in the same code? (a) LMJN (b) JKHL (c) NJML (d) KLIM
  35. 35.If LAMP is written as PMAL, how is BOAT written in the same code? (a) UBPC (b) TAOB (c) CPBU (d) SZNA
  36. 36.If STAR is written as SBUT, how is WIND written in the same code? (a) EOJX (b) DNIW (c) XJOE (d) CMHV
  37. 37.If TOYS is written as GLBH, how is DOG written in the same code? (a) VKS (b) XMU (c) EPH (d) WLT
  38. 38.If DRUM is written as WIFN, how is PARK written in the same code? (a) JYHO (b) QBSL (c) LAJQ (d) KZIP
  39. 39.If BOAT is written as TAOB, how is FISH written in the same code? (a) GJTI (b) HSIF (c) GRHE (d) ITJG
  40. 40.If CAKE is written as FLBD, how is BOOK written in the same code? (a) KOOB (b) LPPC (c) JNNA (d) CPPL

Answer key

  1. QFO
  2. BCQI
  3. URHS
  4. KHNM
  5. KZIP
  6. XZPV
  7. NUS
  8. TCKP
  9. AYIC
  10. ROWL
  11. TSEN
  12. MJPO
  13. DLOC
  14. PMUJ
  15. NOOM
  16. FNQE
  17. NPPO
  18. XLOW
  19. WLT
  20. EKAC
  21. EERT
  22. EERT
  23. JROG
  24. ECMG
  25. WIFN
  26. NROP
  27. DLOC
  28. AMJB
  29. FPKY
  30. ERDW
  31. GOD
  32. IQF
  33. KRAP
  34. KLIM
  35. TAOB
  36. EOJX
  37. WLT
  38. KZIP
  39. HSIF
  40. LPPC

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