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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 640 · 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 NNCD, how is KITE written in the same code? (a) CRGI (b) MKVG (c) GVKM (d) ETIK
  2. 2.If PEN is written as KVM, how is HAND written in the same code? (a) RYLV (b) TANX (c) IBOE (d) SZMW
  3. 3.If BELL is written as NNGD, how is DESK written in the same code? (a) FGUM (b) MUGF (c) IQCB (d) KSED
  4. 4.If MOON is written as MNNL, how is CAT written in the same code? (a) TAC (b) UBD (c) BZS (d) SZB
  5. 5.If TREE is written as FFSU, how is RAIN written in the same code? (a) NIAR (b) OJBS (c) MHZQ (d) SBJO
  6. 6.If MILK is written as NROP, how is TREE written in the same code? (a) FHUU (b) GIVV (c) HJWW (d) USFF
  7. 7.If COLD is written as AMJB, how is MOON written in the same code? (a) LNNM (b) OQQP (c) KMML (d) JLLK
  8. 8.If SUN is written as HFM, how is COLD written in the same code? (a) WKNV (b) YMPX (c) XLOW (d) DPME
  9. 9.If DESK is written as WVHP, how is LION written in the same code? (a) NQKL (b) PSMN (c) MJPO (d) ORLM
  10. 10.If TREE is written as VTGG, how is NEST written in the same code? (a) LCQR (b) OFTU (c) PGUV (d) QHVW
  11. 11.If BALL is written as YZOO, how is RAIN written in the same code? (a) HYQL (b) SBJO (c) JASN (d) IZRM
  12. 12.If MILK is written as PLON, how is SHIP written in the same code? (a) UJKR (b) PEFM (c) WLMT (d) VKLS
  13. 13.If KITE is written as PRGV, how is BOOK written in the same code? (a) CPPL (b) XKKO (c) YLLP (d) ZMMQ
  14. 14.If JUMP is written as LWOR, how is SUN written in the same code? (a) VXQ (b) TVO (c) QSL (d) UWP
  15. 15.If NEST is written as TSEN, how is CAKE written in the same code? (a) DJZB (b) FLBD (c) DBLF (d) EKAC
  16. 16.If DRUM is written as OWTF, how is PEN written in the same code? (a) NEP (b) RGP (c) LCN (d) PGR
  17. 17.If WIND is written as YKPF, how is STAR written in the same code? (a) VWDU (b) UVCT (c) QRYP (d) TUBS
  18. 18.If LAMP is written as OZNK, how is WIND written in the same code? (a) CQLV (b) ESNX (c) XJOE (d) DRMW
  19. 19.If RAIN is written as MHZQ, how is HAND written in the same code? (a) GZMC (b) DNAH (c) EOBI (d) CMZG
  20. 20.If SUN is written as VXQ, how is TREE written in the same code? (a) QOBB (b) XVII (c) VTGG (d) WUHH
  21. 21.If MOON is written as NLLM, how is LAMP written in the same code? (a) PAOL (b) MBNQ (c) OZNK (d) NYMJ
  22. 22.If KITE is written as IGRC, how is PARK written in the same code? (a) MXOH (b) NYPI (c) OZQJ (d) RCTM
  23. 23.If HAND is written as SZMW, how is LION written in the same code? (a) PSMN (b) ORLM (c) MJPO (d) NQKL
  24. 24.If FROG is written as IQTH, how is FISH written in the same code? (a) HSIF (b) HKUJ (c) FQGD (d) JUKH
  25. 25.If FROG is written as IQTH, how is SUN written in the same code? (a) PWU (b) UWP (c) LSQ (d) NUS
  26. 26.If DOG is written as WLT, how is DESK written in the same code? (a) XWIQ (b) EFTL (c) VUGO (d) WVHP
  27. 27.If DOG is written as WLT, how is PEN written in the same code? (a) QFO (b) JUL (c) LWN (d) KVM
  28. 28.If LAMP is written as OZNK, how is MILK written in the same code? (a) NJML (b) NROP (c) MQNO (d) OSPQ
  29. 29.If LAMP is written as OLZK, how is COLD written in the same code? (a) EMPD (b) DLOC (c) BNKC (d) CKNB
  30. 30.If STAR is written as VWDU, how is FROG written in the same code? (a) COLD (b) HTQI (c) IURJ (d) JVSK
  31. 31.If COLD is written as XLOW, how is HAND written in the same code? (a) RYLV (b) TANX (c) IBOE (d) SZMW
  32. 32.If STAR is written as RSZQ, how is CAKE written in the same code? (a) DBLF (b) AYIC (c) CAKE (d) BZJD
  33. 33.If CAT is written as TAC, how is COLD written in the same code? (a) DLOC (b) CKNB (c) DPME (d) EMPD
  34. 34.If FROG is written as HPSG, how is MILK written in the same code? (a) KLIM (b) JKHL (c) NJML (d) LMJN
  35. 35.If GOLD is written as EMJB, how is SUN written in the same code? (a) PRK (b) RTM (c) QSL (d) UWP
  36. 36.If TOYS is written as SYOT, how is LION written in the same code? (a) OPJM (b) MNHK (c) MJPO (d) NOIL
  37. 37.If CAT is written as XZG, how is FROG written in the same code? (a) UILT (b) GSPH (c) THKS (d) VJMU
  38. 38.If PARK is written as RCTM, how is FISH written in the same code? (a) HKUJ (b) GJTI (c) DGQF (d) ILVK
  39. 39.If BOAT is written as YLZG, how is GOLD written in the same code? (a) SKNV (b) UMPX (c) HPME (d) TLOW
  40. 40.If DESK is written as KSED, how is DRUM written in the same code? (a) NVSE (b) ESVN (c) MURD (d) LTQC

Answer key

  1. GVKM
  2. SZMW
  3. MUGF
  4. SZB
  5. OJBS
  6. GIVV
  7. KMML
  8. XLOW
  9. ORLM
  10. PGUV
  11. IZRM
  12. VKLS
  13. YLLP
  14. UWP
  15. EKAC
  16. PGR
  17. UVCT
  18. DRMW
  19. CMZG
  20. WUHH
  21. OZNK
  22. NYPI
  23. ORLM
  24. JUKH
  25. PWU
  26. WVHP
  27. KVM
  28. NROP
  29. CKNB
  30. IURJ
  31. SZMW
  32. BZJD
  33. DLOC
  34. LMJN
  35. QSL
  36. NOIL
  37. UILT
  38. HKUJ
  39. TLOW
  40. MURD

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