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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 826 · 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 LAMP is written as JYKN, how is BALL written in the same code? (a) ZYJJ (b) DCNN (c) AZKK (d) YXII
  2. 2.If RAIN is written as OJBS, how is CAT written in the same code? (a) TAC (b) SZB (c) UBD (d) DBU
  3. 3.If MOON is written as PQQO, how is BELL written in the same code? (a) JJCZ (b) DGNN (c) LLEB (d) NNGD
  4. 4.If TREE is written as GIVV, how is PEN written in the same code? (a) JUL (b) LWN (c) QFO (d) KVM
  5. 5.If CAKE is written as XZPV, how is DRUM written in the same code? (a) XJGO (b) VHEM (c) WIFN (d) ESVN
  6. 6.If TREE is written as GIVV, how is BALL written in the same code? (a) ZAPP (b) CBMM (c) YZOO (d) XYNN
  7. 7.If PEN is written as KVM, how is BELL written in the same code? (a) YVOO (b) CFMM (c) XUNN (d) ZWPP
  8. 8.If BOOK is written as DQQM, how is LAMP written in the same code? (a) MBNQ (b) NCOR (c) ODPS (d) JYKN
  9. 9.If FROG is written as IURJ, how is SUN written in the same code? (a) PRK (b) WYR (c) UWP (d) VXQ
  10. 10.If CAT is written as TAC, how is KITE written in the same code? (a) ETIK (b) DSHJ (c) LJUF (d) FUJL
  11. 11.If BELL is written as LLEB, how is RAIN written in the same code? (a) NIAR (b) OJBS (c) MHZQ (d) SBJO
  12. 12.If DRUM is written as WIFN, how is HAND written in the same code? (a) SZMW (b) TANX (c) IBOE (d) RYLV
  13. 13.If GOLD is written as TLOW, how is BELL written in the same code? (a) XUNN (b) ZWPP (c) YVOO (d) CFMM
  14. 14.If TREE is written as GGTV, how is COLD written in the same code? (a) DLOC (b) BJMA (c) EQNF (d) FNQE
  15. 15.If BOAT is written as SZNA, how is MILK written in the same code? (a) JKHL (b) LMJN (c) LHKJ (d) KLIM
  16. 16.If BELL is written as YVOO, how is GOLD written in the same code? (a) TLOW (b) UMPX (c) SKNV (d) HPME
  17. 17.If BOAT is written as VCQD, how is DOG written in the same code? (a) GOD (b) EMB (c) IQF (d) FQI
  18. 18.If DESK is written as GHVN, how is TREE written in the same code? (a) VTGG (b) QOBB (c) WUHH (d) XVII
  19. 19.If NEST is written as VUGP, how is FISH written in the same code? (a) HKUJ (b) HSIF (c) FQGD (d) JUKH
  20. 20.If DESK is written as MUGF, how is SHIP written in the same code? (a) PIHS (b) UJKR (c) RKJU (d) NGFQ
  21. 21.If HAND is written as SZMW, how is PEN written in the same code? (a) QFO (b) JUL (c) KVM (d) LWN
  22. 22.If BOOK is written as YLLP, how is CAT written in the same code? (a) XZG (b) YAH (c) DBU (d) WYF
  23. 23.If DOG is written as WLT, how is TOYS written in the same code? (a) UPZT (b) GLBH (c) FKAG (d) HMCI
  24. 24.If LAMP is written as PMAL, how is DESK written in the same code? (a) LTFE (b) JRDC (c) EFTL (d) KSED
  25. 25.If CAT is written as TAC, how is BALL written in the same code? (a) MMBC (b) LLAB (c) CBMM (d) KKZA
  26. 26.If BELL is written as MMFC, how is CAT written in the same code? (a) TAC (b) SZB (c) DBU (d) UBD
  27. 27.If BOAT is written as YLZG, how is SUN written in the same code? (a) HFM (b) IGN (c) GEL (d) TVO
  28. 28.If MOON is written as NLLM, how is LAMP written in the same code? (a) OZNK (b) NYMJ (c) MBNQ (d) PAOL
  29. 29.If FROG is written as GORF, how is NEST written in the same code? (a) OFTU (b) UTFO (c) SRDM (d) TSEN
  30. 30.If MOON is written as LNNM, how is JUMP written in the same code? (a) HSKN (b) KVNQ (c) ITLO (d) JUMP
  31. 31.If SUN is written as OVT, how is DESK written in the same code? (a) KSED (b) EFTL (c) LTFE (d) JRDC
  32. 32.If BALL is written as YZOO, how is WIND written in the same code? (a) CQLV (b) XJOE (c) ESNX (d) DRMW
  33. 33.If NEST is written as MDRS, how is COLD written in the same code? (a) BNKC (b) COLD (c) AMJB (d) DPME
  34. 34.If TOYS is written as GLBH, how is FISH written in the same code? (a) GJTI (b) VSIT (c) TQGR (d) URHS
  35. 35.If FROG is written as FNQE, how is CAKE written in the same code? (a) DJZB (b) BZJD (c) EKAC (d) FLBD
  36. 36.If SUN is written as HFM, how is RAIN written in the same code? (a) IZRM (b) JASN (c) SBJO (d) HYQL
  37. 37.If SUN is written as TVO, how is FISH written in the same code? (a) ITJG (b) GJTI (c) EHRG (d) HKUJ
  38. 38.If LION is written as NOIL, how is BOOK written in the same code? (a) CPPL (b) KOOB (c) LPPC (d) JNNA
  39. 39.If GOLD is written as DLOG, how is CAKE written in the same code? (a) FLBD (b) DBLF (c) EKAC (d) DJZB
  40. 40.If LION is written as NOIL, how is BALL written in the same code? (a) LLAB (b) KKZA (c) CBMM (d) MMBC

Answer key

  1. ZYJJ
  2. UBD
  3. NNGD
  4. KVM
  5. WIFN
  6. YZOO
  7. YVOO
  8. NCOR
  9. VXQ
  10. ETIK
  11. NIAR
  12. SZMW
  13. YVOO
  14. FNQE
  15. JKHL
  16. TLOW
  17. IQF
  18. WUHH
  19. JUKH
  20. RKJU
  21. KVM
  22. XZG
  23. GLBH
  24. KSED
  25. LLAB
  26. UBD
  27. HFM
  28. OZNK
  29. TSEN
  30. ITLO
  31. LTFE
  32. DRMW
  33. BNKC
  34. URHS
  35. DJZB
  36. IZRM
  37. GJTI
  38. KOOB
  39. EKAC
  40. LLAB

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