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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 393 · 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 DCNN, how is BOOK written in the same code? (a) CPPL (b) ERRN (c) DQQM (d) ZMMI
  2. 2.If MOON is written as PRRQ, how is FROG written in the same code? (a) IURJ (b) HTQI (c) JVSK (d) COLD
  3. 3.If TOYS is written as RXNS, how is RAIN written in the same code? (a) QZHM (b) NIAR (c) MHZQ (d) OJBS
  4. 4.If NEST is written as MVHG, how is JUMP written in the same code? (a) KVNQ (b) PEMJ (c) QFNK (d) RGOL
  5. 5.If BOAT is written as YLZG, how is PEN written in the same code? (a) JUL (b) KVM (c) LWN (d) QFO
  6. 6.If PARK is written as KZIP, how is NEST written in the same code? (a) OFTU (b) MVHG (c) LUGF (d) NWIH
  7. 7.If BELL is written as YVOO, how is MOON written in the same code? (a) NPPO (b) NLLM (c) MKKL (d) OMMN
  8. 8.If TOYS is written as SYOT, how is DESK written in the same code? (a) EFTL (b) JRDC (c) LTFE (d) KSED
  9. 9.If SUN is written as UWP, how is HAND written in the same code? (a) IBOE (b) JCPF (c) FYLB (d) KDQG
  10. 10.If DRUM is written as MURD, how is JUMP written in the same code? (a) QNVK (b) KVNQ (c) PMUJ (d) OLTI
  11. 11.If PEN is written as QFO, how is FROG written in the same code? (a) GSPH (b) EQNF (c) HPSG (d) HTQI
  12. 12.If MOON is written as NOOM, how is WIND written in the same code? (a) XJOE (b) CMHV (c) EOJX (d) DNIW
  13. 13.If MOON is written as NOOM, how is FROG written in the same code? (a) HPSG (b) FNQE (c) GORF (d) GSPH
  14. 14.If FROG is written as UILT, how is KITE written in the same code? (a) QSHW (b) OQFU (c) LJUF (d) PRGV
  15. 15.If RAIN is written as NIAR, how is JUMP written in the same code? (a) KVNQ (b) OLTI (c) QNVK (d) PMUJ
  16. 16.If WIND is written as DNIW, how is CAT written in the same code? (a) UBD (b) SZB (c) TAC (d) DBU
  17. 17.If FROG is written as HPSG, how is STAR written in the same code? (a) TUBS (b) QZSR (c) SBUT (d) RATS
  18. 18.If TREE is written as VTGG, how is STAR written in the same code? (a) VWDU (b) UVCT (c) QRYP (d) TUBS
  19. 19.If PEN is written as NEP, how is FROG written in the same code? (a) FNQE (b) HPSG (c) GORF (d) GSPH
  20. 20.If BOAT is written as TAOB, how is MILK written in the same code? (a) JKHL (b) LMJN (c) NJML (d) KLIM
  21. 21.If COLD is written as DLOC, how is DESK written in the same code? (a) LTFE (b) KSED (c) EFTL (d) JRDC
  22. 22.If DESK is written as GHVN, how is DRUM written in the same code? (a) GUXP (b) HVYQ (c) AORJ (d) FTWO
  23. 23.If PARK is written as JQZO, how is DOG written in the same code? (a) GOD (b) FNC (c) HPE (d) CNF
  24. 24.If TREE is written as DDQS, how is CAKE written in the same code? (a) BZJD (b) FLBD (c) EKAC (d) DJZB
  25. 25.If STAR is written as RATS, how is MILK written in the same code? (a) LMJN (b) NJML (c) KLIM (d) JKHL
  26. 26.If BELL is written as YVOO, how is FISH written in the same code? (a) TQGR (b) URHS (c) VSIT (d) GJTI
  27. 27.If MOON is written as OPPN, how is BOAT written in the same code? (a) CPBU (b) UBPC (c) TAOB (d) SZNA
  28. 28.If CAKE is written as AYIC, how is PEN written in the same code? (a) NCL (b) MBK (c) RGP (d) ODM
  29. 29.If PEN is written as KVM, how is WIND written in the same code? (a) XJOE (b) ESNX (c) CQLV (d) DRMW
  30. 30.If PARK is written as JQZO, how is JUMP written in the same code? (a) QNVK (b) OLTI (c) ITLO (d) PMUJ
  31. 31.If MOON is written as LNNM, how is SUN written in the same code? (a) RTM (b) QSL (c) SUN (d) TVO
  32. 32.If BOOK is written as DQQM, how is SUN written in the same code? (a) VXQ (b) TVO (c) UWP (d) QSL
  33. 33.If FISH is written as JUKH, how is PEN written in the same code? (a) NEP (b) LCN (c) PGR (d) RGP
  34. 34.If TOYS is written as RMWQ, how is FISH written in the same code? (a) CFPE (b) HKUJ (c) EHRG (d) DGQF
  35. 35.If LION is written as OLRQ, how is COLD written in the same code? (a) ZLIA (b) FROG (c) EQNF (d) GSPH
  36. 36.If BOAT is written as TAOB, how is FISH written in the same code? (a) GRHE (b) GJTI (c) HSIF (d) ITJG
  37. 37.If WIND is written as VHMC, how is DRUM written in the same code? (a) ESVN (b) CQTL (c) DRUM (d) BPSK
  38. 38.If MILK is written as MNKO, how is BOAT written in the same code? (a) TAOB (b) VCQD (c) DQCV (d) RYMZ
  39. 39.If DESK is written as GHVN, how is RAIN written in the same code? (a) VEMR (b) UDLQ (c) TCKP (d) OXFK
  40. 40.If BOOK is written as YLLP, how is LION written in the same code? (a) ORLM (b) NQKL (c) MJPO (d) PSMN

Answer key

  1. DQQM
  2. IURJ
  3. MHZQ
  4. QFNK
  5. KVM
  6. MVHG
  7. NLLM
  8. KSED
  9. JCPF
  10. PMUJ
  11. GSPH
  12. DNIW
  13. GORF
  14. PRGV
  15. PMUJ
  16. TAC
  17. SBUT
  18. UVCT
  19. GORF
  20. KLIM
  21. KSED
  22. GUXP
  23. FNC
  24. DJZB
  25. KLIM
  26. URHS
  27. UBPC
  28. NCL
  29. DRMW
  30. OLTI
  31. RTM
  32. UWP
  33. PGR
  34. DGQF
  35. FROG
  36. HSIF
  37. CQTL
  38. VCQD
  39. UDLQ
  40. ORLM

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