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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 40 · 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 BOAT is written as ZMYR, how is TREE written in the same code? (a) RPCC (b) SQDD (c) VTGG (d) QOBB
  2. 2.If BOOK is written as ANNJ, how is SUN written in the same code? (a) TVO (b) QSL (c) SUN (d) RTM
  3. 3.If MILK is written as KLIM, how is MOON written in the same code? (a) MNNL (b) OPPN (c) NPPO (d) NOOM
  4. 4.If BOAT is written as ERDW, how is DESK written in the same code? (a) FGUM (b) GHVN (c) HIWO (d) ABPH
  5. 5.If HAND is written as SZMW, how is BOOK written in the same code? (a) XKKO (b) CPPL (c) ZMMQ (d) YLLP
  6. 6.If BOAT is written as YLZG, how is TOYS written in the same code? (a) HMCI (b) UPZT (c) FKAG (d) GLBH
  7. 7.If FISH is written as URHS, how is DESK written in the same code? (a) WVHP (b) VUGO (c) EFTL (d) XWIQ
  8. 8.If BOAT is written as YLZG, how is FISH written in the same code? (a) URHS (b) GJTI (c) VSIT (d) TQGR
  9. 9.If BOOK is written as KOOB, how is BELL written in the same code? (a) LLEB (b) KKDA (c) MMFC (d) CFMM
  10. 10.If DOG is written as GRJ, how is MOON written in the same code? (a) JLLK (b) QSSR (c) OQQP (d) PRRQ
  11. 11.If TOYS is written as TZPU, how is CAT written in the same code? (a) UBD (b) DBU (c) SZB (d) TAC
  12. 12.If BELL is written as YVOO, how is MILK written in the same code? (a) OSPQ (b) MQNO (c) NROP (d) NJML
  13. 13.If TOYS is written as GLBH, how is COLD written in the same code? (a) DPME (b) XLOW (c) YMPX (d) WKNV
  14. 14.If BOAT is written as ANZS, how is STAR written in the same code? (a) TUBS (b) QRYP (c) STAR (d) RSZQ
  15. 15.If KITE is written as ETIK, how is COLD written in the same code? (a) CKNB (b) EMPD (c) DPME (d) DLOC
  16. 16.If LAMP is written as OLZK, how is BOAT written in the same code? (a) TAOB (b) UBPC (c) ANZS (d) SZNA
  17. 17.If LAMP is written as OZNK, how is NEST written in the same code? (a) LUGF (b) NWIH (c) MVHG (d) OFTU
  18. 18.If WIND is written as CMHV, how is KITE written in the same code? (a) DSHJ (b) JHSD (c) ETIK (d) FUJL
  19. 19.If PEN is written as KVM, how is KITE written in the same code? (a) PRGV (b) QSHW (c) LJUF (d) OQFU
  20. 20.If KITE is written as PRGV, how is MILK written in the same code? (a) MQNO (b) OSPQ (c) NROP (d) NJML
  21. 21.If DRUM is written as WIFN, how is SUN written in the same code? (a) HFM (b) IGN (c) TVO (d) GEL
  22. 22.If PEN is written as QFO, how is COLD written in the same code? (a) BNKC (b) DPME (c) EQNF (d) EMPD
  23. 23.If FISH is written as URHS, how is SUN written in the same code? (a) GEL (b) HFM (c) TVO (d) IGN
  24. 24.If KITE is written as GVKM, how is PARK written in the same code? (a) IPYN (b) MTCR (c) RCTM (d) KRAP
  25. 25.If COLD is written as FROG, how is PEN written in the same code? (a) MBK (b) SHQ (c) RGP (d) TIR
  26. 26.If BOAT is written as SZNA, how is KITE written in the same code? (a) JHSD (b) FUJL (c) DSHJ (d) ETIK
  27. 27.If RAIN is written as IZRM, how is DRUM written in the same code? (a) WIFN (b) ESVN (c) XJGO (d) VHEM
  28. 28.If DOG is written as WLT, how is BALL written in the same code? (a) ZAPP (b) YZOO (c) CBMM (d) XYNN
  29. 29.If MILK is written as LHKJ, how is WIND written in the same code? (a) XJOE (b) VHMC (c) WIND (d) UGLB
  30. 30.If CAKE is written as ECMG, how is LAMP written in the same code? (a) ODPS (b) JYKN (c) NCOR (d) MBNQ
  31. 31.If COLD is written as DLOC, how is TREE written in the same code? (a) DDQS (b) EERT (c) USFF (d) FFSU
  32. 32.If DESK is written as EFTL, how is CAT written in the same code? (a) UBD (b) ECV (c) DBU (d) BZS
  33. 33.If NEST is written as MVHG, how is MOON written in the same code? (a) NLLM (b) OMMN (c) NPPO (d) MKKL
  34. 34.If CAT is written as XZG, how is PEN written in the same code? (a) KVM (b) QFO (c) JUL (d) LWN
  35. 35.If GOLD is written as DLOG, how is NEST written in the same code? (a) OFTU (b) SRDM (c) TSEN (d) UTFO
  36. 36.If HAND is written as DNAH, how is DOG written in the same code? (a) GOD (b) FNC (c) HPE (d) EPH
  37. 37.If DOG is written as GOD, how is CAT written in the same code? (a) DBU (b) UBD (c) TAC (d) SZB
  38. 38.If MILK is written as KLIM, how is DRUM written in the same code? (a) MURD (b) ESVN (c) LTQC (d) NVSE
  39. 39.If PARK is written as JQZO, how is CAT written in the same code? (a) TAC (b) SZB (c) BZS (d) UBD
  40. 40.If DESK is written as MUGF, how is BELL written in the same code? (a) DGNN (b) LLEB (c) JJCZ (d) NNGD

Answer key

  1. RPCC
  2. RTM
  3. NOOM
  4. GHVN
  5. YLLP
  6. GLBH
  7. WVHP
  8. URHS
  9. LLEB
  10. PRRQ
  11. UBD
  12. NROP
  13. XLOW
  14. RSZQ
  15. DLOC
  16. SZNA
  17. MVHG
  18. DSHJ
  19. PRGV
  20. NROP
  21. HFM
  22. DPME
  23. HFM
  24. MTCR
  25. SHQ
  26. DSHJ
  27. WIFN
  28. YZOO
  29. VHMC
  30. NCOR
  31. EERT
  32. DBU
  33. NLLM
  34. KVM
  35. TSEN
  36. GOD
  37. TAC
  38. MURD
  39. SZB
  40. NNGD

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