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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 570 · 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 CAT written in the same code? (a) DBU (b) TAC (c) UBD (d) SZB
  2. 2.If JUMP is written as QNVK, how is PEN written in the same code? (a) QFO (b) MDO (c) OFQ (d) NEP
  3. 3.If BALL is written as LLAB, how is LAMP written in the same code? (a) MBNQ (b) PMAL (c) OLZK (d) QNBM
  4. 4.If RAIN is written as SBJO, how is JUMP written in the same code? (a) QNVK (b) LWOR (c) ITLO (d) KVNQ
  5. 5.If MILK is written as LMJN, how is CAT written in the same code? (a) DBU (b) SZB (c) UBD (d) TAC
  6. 6.If BELL is written as LLEB, how is DESK written in the same code? (a) EFTL (b) JRDC (c) KSED (d) LTFE
  7. 7.If FISH is written as HSIF, how is BELL written in the same code? (a) KKDA (b) MMFC (c) LLEB (d) CFMM
  8. 8.If GOLD is written as DLOG, how is SUN written in the same code? (a) NUS (b) TVO (c) MTR (d) OVT
  9. 9.If KITE is written as ETIK, how is FISH written in the same code? (a) GRHE (b) HSIF (c) GJTI (d) ITJG
  10. 10.If RAIN is written as NIAR, how is FISH written in the same code? (a) ITJG (b) HSIF (c) GJTI (d) GRHE
  11. 11.If STAR is written as TCVU, how is CAT written in the same code? (a) TAC (b) RYA (c) ECV (d) VCE
  12. 12.If SHIP is written as PIHS, how is CAKE written in the same code? (a) FLBD (b) DJZB (c) EKAC (d) DBLF
  13. 13.If DOG is written as WLT, how is GOLD written in the same code? (a) SKNV (b) UMPX (c) TLOW (d) HPME
  14. 14.If MILK is written as NJML, how is FISH written in the same code? (a) ITJG (b) GJTI (c) HKUJ (d) EHRG
  15. 15.If SHIP is written as HSRK, how is PEN written in the same code? (a) JUL (b) KVM (c) QFO (d) LWN
  16. 16.If LION is written as NOIL, how is SUN written in the same code? (a) MTR (b) TVO (c) NUS (d) OVT
  17. 17.If CAKE is written as XZPV, how is STAR written in the same code? (a) TUBS (b) GFYH (c) IHAJ (d) HGZI
  18. 18.If CAKE is written as XZPV, how is PEN written in the same code? (a) QFO (b) LWN (c) KVM (d) JUL
  19. 19.If TOYS is written as GLBH, how is JUMP written in the same code? (a) RGOL (b) PEMJ (c) QFNK (d) KVNQ
  20. 20.If PARK is written as QBSL, how is PEN written in the same code? (a) ODM (b) RGP (c) OFQ (d) QFO
  21. 21.If CAT is written as AYR, how is LAMP written in the same code? (a) IXJM (b) JYKN (c) NCOR (d) KZLO
  22. 22.If BOOK is written as DQQM, how is RAIN written in the same code? (a) SBJO (b) UDLQ (c) TCKP (d) PYGL
  23. 23.If MILK is written as LHKJ, how is KITE written in the same code? (a) KITE (b) JHSD (c) IGRC (d) LJUF
  24. 24.If HAND is written as FPCJ, how is TREE written in the same code? (a) CCPR (b) GGTV (c) EERT (d) VTGG
  25. 25.If MILK is written as LMJN, how is TREE written in the same code? (a) USFF (b) EERT (c) DDQS (d) FFSU
  26. 26.If FISH is written as DGQF, how is DRUM written in the same code? (a) CQTL (b) FTWO (c) BPSK (d) AORJ
  27. 27.If MILK is written as NROP, how is SUN written in the same code? (a) TVO (b) HFM (c) IGN (d) GEL
  28. 28.If SUN is written as NUS, how is MOON written in the same code? (a) OPPN (b) MNNL (c) NOOM (d) NPPO
  29. 29.If PEN is written as NEP, how is TREE written in the same code? (a) FFSU (b) EERT (c) USFF (d) DDQS
  30. 30.If LION is written as KHNM, how is COLD written in the same code? (a) AMJB (b) BNKC (c) COLD (d) DPME
  31. 31.If SHIP is written as OHGR, how is MILK written in the same code? (a) LHKJ (b) JKHL (c) KLIM (d) LMJN
  32. 32.If RAIN is written as IZRM, how is LAMP written in the same code? (a) OZNK (b) PAOL (c) MBNQ (d) NYMJ
  33. 33.If BOOK is written as ANNJ, how is LION written in the same code? (a) KHNM (b) LION (c) MJPO (d) JGML
  34. 34.If SUN is written as TVO, how is WIND written in the same code? (a) YKPF (b) VHMC (c) XJOE (d) EOJX
  35. 35.If HAND is written as KDQG, how is PEN written in the same code? (a) MBK (b) RGP (c) TIR (d) SHQ
  36. 36.If TREE is written as DDQS, how is LION written in the same code? (a) NOIL (b) KHNM (c) OPJM (d) MNHK
  37. 37.If MOON is written as OQQP, how is HAND written in the same code? (a) KDQG (b) FYLB (c) IBOE (d) JCPF
  38. 38.If TOYS is written as GLBH, how is MILK written in the same code? (a) NJML (b) OSPQ (c) NROP (d) MQNO
  39. 39.If MILK is written as NJML, how is STAR written in the same code? (a) SBUT (b) UVCT (c) RSZQ (d) TUBS
  40. 40.If BELL is written as YVOO, how is DRUM written in the same code? (a) XJGO (b) ESVN (c) WIFN (d) VHEM

Answer key

  1. TAC
  2. OFQ
  3. PMAL
  4. KVNQ
  5. UBD
  6. KSED
  7. LLEB
  8. NUS
  9. HSIF
  10. HSIF
  11. VCE
  12. EKAC
  13. TLOW
  14. GJTI
  15. KVM
  16. NUS
  17. HGZI
  18. KVM
  19. QFNK
  20. QFO
  21. JYKN
  22. TCKP
  23. JHSD
  24. GGTV
  25. FFSU
  26. BPSK
  27. HFM
  28. NOOM
  29. EERT
  30. BNKC
  31. JKHL
  32. OZNK
  33. KHNM
  34. XJOE
  35. SHQ
  36. MNHK
  37. JCPF
  38. NROP
  39. TUBS
  40. WIFN

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