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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 27 · 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 FISH is written as GRHE, how is MILK written in the same code? (a) JKHL (b) LHKJ (c) LMJN (d) KLIM
  2. 2.If HAND is written as IBOE, how is STAR written in the same code? (a) SBUT (b) RSZQ (c) TUBS (d) UVCT
  3. 3.If CAKE is written as EKAC, how is FROG written in the same code? (a) GSPH (b) FNQE (c) GORF (d) HPSG
  4. 4.If PARK is written as NYPI, how is DESK written in the same code? (a) FGUM (b) CDRJ (c) ABPH (d) BCQI
  5. 5.If DESK is written as WVHP, how is FROG written in the same code? (a) GSPH (b) VJMU (c) THKS (d) UILT
  6. 6.If SHIP is written as TIJQ, how is STAR written in the same code? (a) UVCT (b) RSZQ (c) SBUT (d) TUBS
  7. 7.If WIND is written as XJOE, how is DRUM written in the same code? (a) NVSE (b) FTWO (c) CQTL (d) ESVN
  8. 8.If DRUM is written as BPSK, how is SUN written in the same code? (a) QSL (b) UWP (c) RTM (d) PRK
  9. 9.If PEN is written as KVM, how is FROG written in the same code? (a) THKS (b) UILT (c) VJMU (d) GSPH
  10. 10.If DRUM is written as MURD, how is LAMP written in the same code? (a) OLZK (b) MBNQ (c) PMAL (d) QNBM
  11. 11.If RAIN is written as NIAR, how is GOLD written in the same code? (a) EMPH (b) HPME (c) DLOG (d) CKNF
  12. 12.If FROG is written as HTQI, how is SHIP written in the same code? (a) QFGN (b) TIJQ (c) VKLS (d) UJKR
  13. 13.If GOLD is written as TLOW, how is BOAT written in the same code? (a) CPBU (b) ZMAH (c) YLZG (d) XKYF
  14. 14.If CAKE is written as XZPV, how is LAMP written in the same code? (a) NYMJ (b) PAOL (c) MBNQ (d) OZNK
  15. 15.If SUN is written as UWP, how is MOON written in the same code? (a) KMML (b) NPPO (c) PRRQ (d) OQQP
  16. 16.If PEN is written as NEP, how is JUMP written in the same code? (a) PMUJ (b) OLTI (c) QNVK (d) KVNQ
  17. 17.If CAT is written as XZG, how is MILK written in the same code? (a) NJML (b) OSPQ (c) NROP (d) MQNO
  18. 18.If LAMP is written as NCOR, how is MOON written in the same code? (a) PRRQ (b) KMML (c) NPPO (d) OQQP
  19. 19.If PEN is written as KVM, how is SHIP written in the same code? (a) HSRK (b) TIJQ (c) ITSL (d) GRQJ
  20. 20.If CAKE is written as ECMG, how is TREE written in the same code? (a) VTGG (b) USFF (c) WUHH (d) RPCC
  21. 21.If SHIP is written as PIHS, how is NEST written in the same code? (a) OFTU (b) SRDM (c) UTFO (d) TSEN
  22. 22.If KITE is written as JHSD, how is SUN written in the same code? (a) TVO (b) QSL (c) SUN (d) RTM
  23. 23.If CAKE is written as XZPV, how is SHIP written in the same code? (a) ITSL (b) HSRK (c) GRQJ (d) TIJQ
  24. 24.If CAT is written as TAC, how is BALL written in the same code? (a) MMBC (b) CBMM (c) LLAB (d) KKZA
  25. 25.If LAMP is written as KZLO, how is LION written in the same code? (a) LION (b) MJPO (c) JGML (d) KHNM
  26. 26.If CAT is written as DBU, how is MOON written in the same code? (a) NPPO (b) LNNM (c) OQQP (d) OPPN
  27. 27.If FROG is written as UILT, how is FISH written in the same code? (a) VSIT (b) URHS (c) GJTI (d) TQGR
  28. 28.If BALL is written as LLAB, how is DESK written in the same code? (a) LTFE (b) JRDC (c) KSED (d) EFTL
  29. 29.If HAND is written as SZMW, how is BOOK written in the same code? (a) XKKO (b) ZMMQ (c) YLLP (d) CPPL
  30. 30.If FISH is written as ILVK, how is JUMP written in the same code? (a) LWOR (b) MXPS (c) GRJM (d) NYQT
  31. 31.If LION is written as NKQP, how is FROG written in the same code? (a) GSPH (b) HTQI (c) DPME (d) IURJ
  32. 32.If WIND is written as DNIW, how is DESK written in the same code? (a) EFTL (b) LTFE (c) KSED (d) JRDC
  33. 33.If MOON is written as NLLM, how is CAT written in the same code? (a) WYF (b) XZG (c) DBU (d) YAH
  34. 34.If TOYS is written as GLBH, how is MILK written in the same code? (a) NROP (b) NJML (c) OSPQ (d) MQNO
  35. 35.If COLD is written as DLOC, how is CAKE written in the same code? (a) DBLF (b) FLBD (c) EKAC (d) DJZB
  36. 36.If SHIP is written as RKJU, how is BOOK written in the same code? (a) DQQM (b) KOOB (c) IMMZ (d) MQQD
  37. 37.If FROG is written as UILT, how is MOON written in the same code? (a) NPPO (b) OMMN (c) MKKL (d) NLLM
  38. 38.If BELL is written as DGNN, how is TOYS written in the same code? (a) VQAU (b) WRBV (c) RMWQ (d) UPZT
  39. 39.If HAND is written as SZMW, how is DOG written in the same code? (a) XMU (b) VKS (c) EPH (d) WLT
  40. 40.If LION is written as NOIL, how is BOOK written in the same code? (a) CPPL (b) KOOB (c) JNNA (d) LPPC

Answer key

  1. JKHL
  2. TUBS
  3. GORF
  4. BCQI
  5. UILT
  6. TUBS
  7. ESVN
  8. QSL
  9. UILT
  10. PMAL
  11. DLOG
  12. UJKR
  13. YLZG
  14. OZNK
  15. OQQP
  16. PMUJ
  17. NROP
  18. OQQP
  19. HSRK
  20. VTGG
  21. TSEN
  22. RTM
  23. HSRK
  24. LLAB
  25. KHNM
  26. NPPO
  27. URHS
  28. KSED
  29. YLLP
  30. MXPS
  31. HTQI
  32. KSED
  33. XZG
  34. NROP
  35. EKAC
  36. MQQD
  37. NLLM
  38. VQAU
  39. WLT
  40. KOOB

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