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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 849 · 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 GOLD is written as HPME, how is FISH written in the same code? (a) HKUJ (b) EHRG (c) ITJG (d) GJTI
  2. 2.If BOAT is written as ERDW, how is SHIP written in the same code? (a) VKLS (b) WLMT (c) PEFM (d) UJKR
  3. 3.If RAIN is written as TCKP, how is WIND written in the same code? (a) UGLB (b) YKPF (c) ZLQG (d) XJOE
  4. 4.If CAKE is written as FLBD, how is GOLD written in the same code? (a) DLOG (b) HPME (c) EMPH (d) CKNF
  5. 5.If KITE is written as PRGV, how is JUMP written in the same code? (a) RGOL (b) PEMJ (c) KVNQ (d) QFNK
  6. 6.If MILK is written as KLIM, how is BOOK written in the same code? (a) JNNA (b) LPPC (c) KOOB (d) CPPL
  7. 7.If DRUM is written as MURD, how is BALL written in the same code? (a) LLAB (b) MMBC (c) KKZA (d) CBMM
  8. 8.If TOYS is written as UPZT, how is LAMP written in the same code? (a) KZLO (b) MBNQ (c) NCOR (d) QNBM
  9. 9.If TREE is written as GIVV, how is PEN written in the same code? (a) JUL (b) LWN (c) KVM (d) QFO
  10. 10.If PARK is written as KZIP, how is DESK written in the same code? (a) EFTL (b) VUGO (c) XWIQ (d) WVHP
  11. 11.If NEST is written as MVHG, how is CAKE written in the same code? (a) XZPV (b) WYOU (c) DBLF (d) YAQW
  12. 12.If NEST is written as MVHG, how is FROG written in the same code? (a) VJMU (b) THKS (c) GSPH (d) UILT
  13. 13.If HAND is written as SZMW, how is FROG written in the same code? (a) THKS (b) VJMU (c) UILT (d) GSPH
  14. 14.If BOOK is written as KOOB, how is CAT written in the same code? (a) SZB (b) DBU (c) TAC (d) UBD
  15. 15.If GOLD is written as EMJB, how is NEST written in the same code? (a) KBPQ (b) LCQR (c) MDRS (d) PGUV
  16. 16.If SHIP is written as HSRK, how is FROG written in the same code? (a) THKS (b) UILT (c) GSPH (d) VJMU
  17. 17.If LAMP is written as PMAL, how is NEST written in the same code? (a) UTFO (b) TSEN (c) SRDM (d) OFTU
  18. 18.If KITE is written as NLWH, how is TOYS written in the same code? (a) XSCW (b) QLVP (c) VQAU (d) WRBV
  19. 19.If GOLD is written as JROG, how is RAIN written in the same code? (a) OXFK (b) TCKP (c) UDLQ (d) VEMR
  20. 20.If PEN is written as NEP, how is DRUM written in the same code? (a) NVSE (b) LTQC (c) MURD (d) ESVN
  21. 21.If NEST is written as MDRS, how is WIND written in the same code? (a) UGLB (b) XJOE (c) VHMC (d) WIND
  22. 22.If SHIP is written as VKLS, how is DESK written in the same code? (a) FGUM (b) ABPH (c) GHVN (d) HIWO
  23. 23.If MOON is written as NOOM, how is GOLD written in the same code? (a) HPME (b) CKNF (c) EMPH (d) DLOG
  24. 24.If BOOK is written as CPPL, how is WIND written in the same code? (a) VHMC (b) YKPF (c) EOJX (d) XJOE
  25. 25.If LAMP is written as OZNK, how is SUN written in the same code? (a) TVO (b) GEL (c) HFM (d) IGN
  26. 26.If DOG is written as HPE, how is FISH written in the same code? (a) HSIF (b) GJTI (c) ITJG (d) GRHE
  27. 27.If SUN is written as NUS, how is DRUM written in the same code? (a) MURD (b) NVSE (c) ESVN (d) LTQC
  28. 28.If BOOK is written as KOOB, how is BALL written in the same code? (a) MMBC (b) CBMM (c) LLAB (d) KKZA
  29. 29.If TREE is written as EERT, how is NEST written in the same code? (a) OFTU (b) TSEN (c) UTFO (d) SRDM
  30. 30.If FROG is written as UILT, how is NEST written in the same code? (a) MVHG (b) OFTU (c) NWIH (d) LUGF
  31. 31.If GOLD is written as CKNF, how is WIND written in the same code? (a) EOJX (b) DNIW (c) VHMC (d) CMHV
  32. 32.If DOG is written as HPE, how is GOLD written in the same code? (a) CKNF (b) EMPH (c) HPME (d) DLOG
  33. 33.If TREE is written as EERT, how is BOAT written in the same code? (a) CPBU (b) TAOB (c) SZNA (d) UBPC
  34. 34.If CAT is written as AYR, how is MOON written in the same code? (a) OQQP (b) JLLK (c) LNNM (d) KMML
  35. 35.If BELL is written as MMFC, how is LAMP written in the same code? (a) PMAL (b) MBNQ (c) QNBM (d) OLZK
  36. 36.If COLD is written as DLOC, how is TREE written in the same code? (a) EERT (b) DDQS (c) USFF (d) FFSU
  37. 37.If HAND is written as GZMC, how is DESK written in the same code? (a) DESK (b) CDRJ (c) BCQI (d) EFTL
  38. 38.If SUN is written as HFM, how is TOYS written in the same code? (a) UPZT (b) GLBH (c) FKAG (d) HMCI
  39. 39.If TREE is written as RPCC, how is CAT written in the same code? (a) BZS (b) ECV (c) AYR (d) ZXQ
  40. 40.If FISH is written as ILVK, how is PEN written in the same code? (a) MBK (b) SHQ (c) RGP (d) TIR

Answer key

  1. GJTI
  2. VKLS
  3. YKPF
  4. EMPH
  5. QFNK
  6. KOOB
  7. LLAB
  8. MBNQ
  9. KVM
  10. WVHP
  11. XZPV
  12. UILT
  13. UILT
  14. TAC
  15. LCQR
  16. UILT
  17. TSEN
  18. WRBV
  19. UDLQ
  20. MURD
  21. VHMC
  22. GHVN
  23. DLOG
  24. XJOE
  25. HFM
  26. ITJG
  27. MURD
  28. LLAB
  29. TSEN
  30. MVHG
  31. CMHV
  32. EMPH
  33. TAOB
  34. KMML
  35. QNBM
  36. EERT
  37. CDRJ
  38. GLBH
  39. AYR
  40. SHQ

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