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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 900 · 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 LLAB, how is KITE written in the same code? (a) FUJL (b) LJUF (c) ETIK (d) DSHJ
  2. 2.If PEN is written as NEP, how is KITE written in the same code? (a) DSHJ (b) ETIK (c) LJUF (d) FUJL
  3. 3.If MILK is written as OKNM, how is LION written in the same code? (a) OLRQ (b) NKQP (c) JGML (d) MJPO
  4. 4.If DOG is written as GOD, how is KITE written in the same code? (a) DSHJ (b) ETIK (c) LJUF (d) FUJL
  5. 5.If HAND is written as EOBI, how is FISH written in the same code? (a) GJTI (b) ITJG (c) HSIF (d) GRHE
  6. 6.If MOON is written as OQQP, how is LAMP written in the same code? (a) JYKN (b) NCOR (c) ODPS (d) MBNQ
  7. 7.If JUMP is written as QNVK, how is MOON written in the same code? (a) OPPN (b) NPPO (c) NOOM (d) MNNL
  8. 8.If BALL is written as KKZA, how is BOOK written in the same code? (a) LPPC (b) KOOB (c) ANNJ (d) JNNA
  9. 9.If DOG is written as HPE, how is RAIN written in the same code? (a) OJBS (b) SBJO (c) NIAR (d) MHZQ
  10. 10.If SUN is written as OVT, how is LION written in the same code? (a) OPJM (b) MNHK (c) NOIL (d) MJPO
  11. 11.If RAIN is written as NIAR, how is SUN written in the same code? (a) MTR (b) TVO (c) OVT (d) NUS
  12. 12.If FROG is written as UILT, how is BOAT written in the same code? (a) ZMAH (b) XKYF (c) CPBU (d) YLZG
  13. 13.If STAR is written as TUBS, how is SUN written in the same code? (a) OVT (b) TVO (c) UWP (d) RTM
  14. 14.If CAT is written as XZG, how is FISH written in the same code? (a) URHS (b) TQGR (c) VSIT (d) GJTI
  15. 15.If BOOK is written as LPPC, how is MOON written in the same code? (a) NPPO (b) OPPN (c) NOOM (d) MNNL
  16. 16.If RAIN is written as QZHM, how is BOAT written in the same code? (a) ZMYR (b) BOAT (c) CPBU (d) ANZS
  17. 17.If BELL is written as DGNN, how is GOLD written in the same code? (a) IQNF (b) JROG (c) EMJB (d) HPME
  18. 18.If RAIN is written as IZRM, how is JUMP written in the same code? (a) PEMJ (b) KVNQ (c) RGOL (d) QFNK
  19. 19.If SUN is written as TVO, how is PARK written in the same code? (a) QBSL (b) OZQJ (c) RCTM (d) LSBQ
  20. 20.If BALL is written as MMBC, how is PEN written in the same code? (a) NEP (b) QFO (c) OFQ (d) MDO
  21. 21.If WIND is written as DRMW, how is COLD written in the same code? (a) XLOW (b) WKNV (c) YMPX (d) DPME
  22. 22.If FISH is written as HSIF, how is MILK written in the same code? (a) KLIM (b) NJML (c) JKHL (d) LMJN
  23. 23.If TOYS is written as SYOT, how is KITE written in the same code? (a) DSHJ (b) LJUF (c) ETIK (d) FUJL
  24. 24.If DRUM is written as FTWO, how is TREE written in the same code? (a) USFF (b) RPCC (c) WUHH (d) VTGG
  25. 25.If MOON is written as OPPN, how is CAT written in the same code? (a) SZB (b) DBU (c) UBD (d) TAC
  26. 26.If PEN is written as KVM, how is JUMP written in the same code? (a) RGOL (b) PEMJ (c) QFNK (d) KVNQ
  27. 27.If CAT is written as XZG, how is DOG written in the same code? (a) EPH (b) XMU (c) VKS (d) WLT
  28. 28.If MILK is written as MNKO, how is BOOK written in the same code? (a) KOOB (b) DQQM (c) IMMZ (d) MQQD
  29. 29.If COLD is written as XLOW, how is WIND written in the same code? (a) DRMW (b) CQLV (c) ESNX (d) XJOE
  30. 30.If PEN is written as MDO, how is STAR written in the same code? (a) QZSR (b) RSZQ (c) RATS (d) SBUT
  31. 31.If TOYS is written as VQAU, how is BALL written in the same code? (a) CBMM (b) ZYJJ (c) DCNN (d) EDOO
  32. 32.If TREE is written as FFSU, how is CAKE written in the same code? (a) FLBD (b) DJZB (c) EKAC (d) DBLF
  33. 33.If CAT is written as XZG, how is BOOK written in the same code? (a) ZMMQ (b) YLLP (c) CPPL (d) XKKO
  34. 34.If TREE is written as EERT, how is BOOK written in the same code? (a) JNNA (b) LPPC (c) KOOB (d) CPPL
  35. 35.If STAR is written as RATS, how is FISH written in the same code? (a) GRHE (b) ITJG (c) GJTI (d) HSIF
  36. 36.If TOYS is written as GLBH, how is MILK written in the same code? (a) OSPQ (b) MQNO (c) NROP (d) NJML
  37. 37.If FROG is written as IQTH, how is DOG written in the same code? (a) EMB (b) GOD (c) FQI (d) IQF
  38. 38.If MILK is written as KLIM, how is GOLD written in the same code? (a) DLOG (b) HPME (c) CKNF (d) EMPH
  39. 39.If PEN is written as KVM, how is STAR written in the same code? (a) IHAJ (b) GFYH (c) HGZI (d) TUBS
  40. 40.If BOOK is written as KOOB, how is MOON written in the same code? (a) OPPN (b) NPPO (c) MNNL (d) NOOM

Answer key

  1. ETIK
  2. ETIK
  3. NKQP
  4. ETIK
  5. ITJG
  6. NCOR
  7. OPPN
  8. JNNA
  9. OJBS
  10. OPJM
  11. NUS
  12. YLZG
  13. TVO
  14. URHS
  15. OPPN
  16. ANZS
  17. IQNF
  18. QFNK
  19. QBSL
  20. OFQ
  21. XLOW
  22. KLIM
  23. ETIK
  24. VTGG
  25. UBD
  26. QFNK
  27. WLT
  28. MQQD
  29. DRMW
  30. QZSR
  31. DCNN
  32. FLBD
  33. YLLP
  34. KOOB
  35. HSIF
  36. NROP
  37. IQF
  38. DLOG
  39. HGZI
  40. NOOM

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