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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 641 · 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 CAT is written as TAC, how is FISH written in the same code? (a) GJTI (b) GRHE (c) HSIF (d) ITJG
  2. 2.If CAT is written as VCE, how is TOYS written in the same code? (a) SYOT (b) VQAU (c) UAQV (d) QWMR
  3. 3.If DRUM is written as GUXP, how is TREE written in the same code? (a) QOBB (b) VTGG (c) XVII (d) WUHH
  4. 4.If BALL is written as NNCD, how is BOAT written in the same code? (a) TAOB (b) VCQD (c) DQCV (d) RYMZ
  5. 5.If DESK is written as EFTL, how is DRUM written in the same code? (a) NVSE (b) ESVN (c) FTWO (d) CQTL
  6. 6.If SUN is written as OVT, how is HAND written in the same code? (a) EOBI (b) IBOE (c) DNAH (d) CMZG
  7. 7.If JUMP is written as QNVK, how is SHIP written in the same code? (a) QJIT (b) OHGR (c) TIJQ (d) PIHS
  8. 8.If MILK is written as JKHL, how is STAR written in the same code? (a) RSZQ (b) RATS (c) SBUT (d) QZSR
  9. 9.If SUN is written as PWU, how is TREE written in the same code? (a) VTGG (b) CCPR (c) GGTV (d) EERT
  10. 10.If STAR is written as QZSR, how is TREE written in the same code? (a) FFSU (b) SQDD (c) EERT (d) DDQS
  11. 11.If TOYS is written as UAQV, how is RAIN written in the same code? (a) LGYP (b) NIAR (c) PKCT (d) TCKP
  12. 12.If PEN is written as MDO, how is CAKE written in the same code? (a) BZJD (b) DJZB (c) EKAC (d) FLBD
  13. 13.If BOAT is written as DQCV, how is BELL written in the same code? (a) DGNN (b) EHOO (c) ZCJJ (d) CFMM
  14. 14.If SUN is written as HFM, how is CAT written in the same code? (a) XZG (b) WYF (c) DBU (d) YAH
  15. 15.If TREE is written as VTGG, how is BALL written in the same code? (a) DCNN (b) EDOO (c) CBMM (d) ZYJJ
  16. 16.If PEN is written as QFO, how is SUN written in the same code? (a) TVO (b) UWP (c) RTM (d) OVT
  17. 17.If FROG is written as FNQE, how is SUN written in the same code? (a) OVT (b) NUS (c) RTM (d) MTR
  18. 18.If LAMP is written as KZLO, how is GOLD written in the same code? (a) HPME (b) EMJB (c) GOLD (d) FNKC
  19. 19.If TOYS is written as UAQV, how is LION written in the same code? (a) NKQP (b) PQKN (c) LMGJ (d) NOIL
  20. 20.If DESK is written as MUGF, how is HAND written in the same code? (a) JCPF (b) BLYF (c) DNAH (d) FPCJ
  21. 21.If BALL is written as MMBC, how is SHIP written in the same code? (a) PIHS (b) TIJQ (c) OHGR (d) QJIT
  22. 22.If BOAT is written as TAOB, how is BALL written in the same code? (a) CBMM (b) MMBC (c) KKZA (d) LLAB
  23. 23.If PEN is written as NEP, how is SUN written in the same code? (a) OVT (b) NUS (c) MTR (d) TVO
  24. 24.If SUN is written as MTR, how is JUMP written in the same code? (a) OLTI (b) ITLO (c) PMUJ (d) QNVK
  25. 25.If COLD is written as XLOW, how is CAKE written in the same code? (a) WYOU (b) DBLF (c) YAQW (d) XZPV
  26. 26.If LAMP is written as OZNK, how is DOG written in the same code? (a) VKS (b) XMU (c) WLT (d) EPH
  27. 27.If FISH is written as HSIF, how is RAIN written in the same code? (a) SBJO (b) MHZQ (c) OJBS (d) NIAR
  28. 28.If CAKE is written as XZPV, how is DRUM written in the same code? (a) VHEM (b) ESVN (c) WIFN (d) XJGO
  29. 29.If BOOK is written as JNNA, how is TOYS written in the same code? (a) RXNS (b) SNXR (c) SYOT (d) TZPU
  30. 30.If LION is written as KHNM, how is WIND written in the same code? (a) VHMC (b) WIND (c) UGLB (d) XJOE
  31. 31.If RAIN is written as NIAR, how is STAR written in the same code? (a) TUBS (b) QZSR (c) SBUT (d) RATS
  32. 32.If LAMP is written as MBNQ, how is KITE written in the same code? (a) FUJL (b) MKVG (c) LJUF (d) JHSD
  33. 33.If TREE is written as WUHH, how is SHIP written in the same code? (a) VKLS (b) WLMT (c) UJKR (d) PEFM
  34. 34.If DOG is written as GOD, how is DRUM written in the same code? (a) NVSE (b) LTQC (c) MURD (d) ESVN
  35. 35.If MOON is written as NOOM, how is FROG written in the same code? (a) HPSG (b) FNQE (c) GORF (d) GSPH
  36. 36.If FISH is written as HSIF, how is MILK written in the same code? (a) KLIM (b) LMJN (c) NJML (d) JKHL
  37. 37.If TOYS is written as RXNS, how is FROG written in the same code? (a) EQNF (b) GORF (c) HPSG (d) FNQE
  38. 38.If LAMP is written as OZNK, how is BALL written in the same code? (a) XYNN (b) ZAPP (c) YZOO (d) CBMM
  39. 39.If WIND is written as DRMW, how is PARK written in the same code? (a) JYHO (b) LAJQ (c) KZIP (d) QBSL
  40. 40.If MILK is written as KLIM, how is LION written in the same code? (a) MNHK (b) NOIL (c) MJPO (d) OPJM

Answer key

  1. HSIF
  2. UAQV
  3. WUHH
  4. VCQD
  5. ESVN
  6. EOBI
  7. QJIT
  8. QZSR
  9. GGTV
  10. DDQS
  11. PKCT
  12. DJZB
  13. DGNN
  14. XZG
  15. DCNN
  16. TVO
  17. MTR
  18. FNKC
  19. PQKN
  20. FPCJ
  21. QJIT
  22. LLAB
  23. NUS
  24. OLTI
  25. XZPV
  26. WLT
  27. NIAR
  28. WIFN
  29. RXNS
  30. VHMC
  31. RATS
  32. LJUF
  33. VKLS
  34. MURD
  35. GORF
  36. KLIM
  37. FNQE
  38. YZOO
  39. KZIP
  40. NOIL

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