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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 57 · 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 SUN is written as VXQ, how is BELL written in the same code? (a) YBII (b) FIPP (c) DGNN (d) EHOO
  2. 2.If BOOK is written as MQQD, how is JUMP written in the same code? (a) ROWL (b) LWOR (c) PMUJ (d) NKSH
  3. 3.If DESK is written as LTFE, how is JUMP written in the same code? (a) OLTI (b) PMUJ (c) KVNQ (d) QNVK
  4. 4.If MILK is written as KLIM, how is SUN written in the same code? (a) MTR (b) NUS (c) OVT (d) TVO
  5. 5.If CAKE is written as GMCE, how is JUMP written in the same code? (a) PMUJ (b) LWOR (c) ROWL (d) NKSH
  6. 6.If HAND is written as SZMW, how is TOYS written in the same code? (a) UPZT (b) GLBH (c) HMCI (d) FKAG
  7. 7.If BALL is written as KKZA, how is COLD written in the same code? (a) CKNB (b) EMPD (c) DLOC (d) BNKC
  8. 8.If NEST is written as MVHG, how is TOYS written in the same code? (a) UPZT (b) HMCI (c) FKAG (d) GLBH
  9. 9.If FISH is written as URHS, how is SHIP written in the same code? (a) TIJQ (b) HSRK (c) ITSL (d) GRQJ
  10. 10.If PARK is written as KZIP, how is KITE written in the same code? (a) LJUF (b) OQFU (c) QSHW (d) PRGV
  11. 11.If JUMP is written as QNVK, how is DOG written in the same code? (a) FNC (b) GOD (c) HPE (d) EPH
  12. 12.If SHIP is written as PIHS, how is BOAT written in the same code? (a) UBPC (b) SZNA (c) TAOB (d) CPBU
  13. 13.If PEN is written as QFO, how is MILK written in the same code? (a) LHKJ (b) LMJN (c) NJML (d) OKNM
  14. 14.If DRUM is written as WIFN, how is GOLD written in the same code? (a) SKNV (b) TLOW (c) UMPX (d) HPME
  15. 15.If PARK is written as RCTM, how is STAR written in the same code? (a) VWDU (b) UVCT (c) TUBS (d) QRYP
  16. 16.If TREE is written as SQDD, how is DRUM written in the same code? (a) ESVN (b) CQTL (c) DRUM (d) BPSK
  17. 17.If MOON is written as NOOM, how is FROG written in the same code? (a) FNQE (b) GSPH (c) GORF (d) HPSG
  18. 18.If MILK is written as LMJN, how is PEN written in the same code? (a) OFQ (b) QFO (c) MDO (d) NEP
  19. 19.If MILK is written as LMJN, how is JUMP written in the same code? (a) QNVK (b) KVNQ (c) PMUJ (d) OLTI
  20. 20.If BELL is written as ADKK, how is MOON written in the same code? (a) NPPO (b) MOON (c) LNNM (d) KMML
  21. 21.If TREE is written as SQDD, how is BELL written in the same code? (a) ADKK (b) BELL (c) ZCJJ (d) CFMM
  22. 22.If GOLD is written as DLOG, how is FROG written in the same code? (a) GSPH (b) FNQE (c) HPSG (d) GORF
  23. 23.If RAIN is written as UDLQ, how is TREE written in the same code? (a) VTGG (b) WUHH (c) XVII (d) QOBB
  24. 24.If LION is written as ORLM, how is PEN written in the same code? (a) LWN (b) QFO (c) JUL (d) KVM
  25. 25.If SHIP is written as RKJU, how is CAT written in the same code? (a) RYA (b) VCE (c) ECV (d) TAC
  26. 26.If SUN is written as NUS, how is DRUM written in the same code? (a) ESVN (b) LTQC (c) NVSE (d) MURD
  27. 27.If LAMP is written as MBNQ, how is STAR written in the same code? (a) TUBS (b) UVCT (c) SBUT (d) RSZQ
  28. 28.If FISH is written as URHS, how is BOOK written in the same code? (a) ZMMQ (b) CPPL (c) XKKO (d) YLLP
  29. 29.If KITE is written as DSHJ, how is FISH written in the same code? (a) HSIF (b) EHRG (c) ITJG (d) GRHE
  30. 30.If STAR is written as HGZI, how is PEN written in the same code? (a) JUL (b) KVM (c) LWN (d) QFO
  31. 31.If BOOK is written as LPPC, how is DOG written in the same code? (a) EPH (b) GOD (c) HPE (d) FNC
  32. 32.If KITE is written as PRGV, how is GOLD written in the same code? (a) HPME (b) SKNV (c) TLOW (d) UMPX
  33. 33.If SHIP is written as HSRK, how is PEN written in the same code? (a) KVM (b) JUL (c) LWN (d) QFO
  34. 34.If LION is written as JGML, how is FISH written in the same code? (a) CFPE (b) HKUJ (c) EHRG (d) DGQF
  35. 35.If NEST is written as TSEN, how is BOOK written in the same code? (a) CPPL (b) JNNA (c) LPPC (d) KOOB
  36. 36.If BOOK is written as JNNA, how is STAR written in the same code? (a) SBUT (b) RSZQ (c) RATS (d) QZSR
  37. 37.If LAMP is written as OLZK, how is PEN written in the same code? (a) OFQ (b) MDO (c) ODM (d) NEP
  38. 38.If DESK is written as GHVN, how is LAMP written in the same code? (a) PEQT (b) ODPS (c) IXJM (d) NCOR
  39. 39.If LION is written as PQKN, how is SHIP written in the same code? (a) RKJU (b) NGFQ (c) PIHS (d) UJKR
  40. 40.If JUMP is written as KVNQ, how is LION written in the same code? (a) MJPO (b) KHNM (c) OPJM (d) NKQP

Answer key

  1. EHOO
  2. ROWL
  3. QNVK
  4. NUS
  5. ROWL
  6. GLBH
  7. CKNB
  8. GLBH
  9. HSRK
  10. PRGV
  11. HPE
  12. TAOB
  13. NJML
  14. TLOW
  15. UVCT
  16. CQTL
  17. GORF
  18. OFQ
  19. QNVK
  20. LNNM
  21. ADKK
  22. GORF
  23. WUHH
  24. KVM
  25. VCE
  26. MURD
  27. TUBS
  28. YLLP
  29. GRHE
  30. KVM
  31. HPE
  32. TLOW
  33. KVM
  34. DGQF
  35. KOOB
  36. QZSR
  37. MDO
  38. ODPS
  39. RKJU
  40. MJPO

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