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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 482 · 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 PEN is written as PGR, how is STAR written in the same code? (a) TCVU (b) PYRQ (c) RATS (d) UVCT
  2. 2.If TREE is written as GIVV, how is MILK written in the same code? (a) MQNO (b) NROP (c) NJML (d) OSPQ
  3. 3.If FROG is written as GORF, how is TREE written in the same code? (a) DDQS (b) USFF (c) FFSU (d) EERT
  4. 4.If FROG is written as GORF, how is GOLD written in the same code? (a) EMPH (b) HPME (c) DLOG (d) CKNF
  5. 5.If WIND is written as VHMC, how is STAR written in the same code? (a) QRYP (b) TUBS (c) RSZQ (d) STAR
  6. 6.If DRUM is written as WIFN, how is STAR written in the same code? (a) GFYH (b) IHAJ (c) HGZI (d) TUBS
  7. 7.If GOLD is written as DLOG, how is MILK written in the same code? (a) NJML (b) KLIM (c) LMJN (d) JKHL
  8. 8.If TOYS is written as UPZT, how is CAKE written in the same code? (a) ECMG (b) DBLF (c) FLBD (d) BZJD
  9. 9.If NEST is written as MVHG, how is KITE written in the same code? (a) OQFU (b) PRGV (c) LJUF (d) QSHW
  10. 10.If MOON is written as KMML, how is LAMP written in the same code? (a) IXJM (b) KZLO (c) JYKN (d) NCOR
  11. 11.If HAND is written as FPCJ, how is STAR written in the same code? (a) TCVU (b) RATS (c) PYRQ (d) UVCT
  12. 12.If BOAT is written as ERDW, how is HAND written in the same code? (a) LERH (b) KDQG (c) JCPF (d) EXKA
  13. 13.If MILK is written as NROP, how is MOON written in the same code? (a) OMMN (b) NPPO (c) NLLM (d) MKKL
  14. 14.If JUMP is written as ROWL, how is KITE written in the same code? (a) GVKM (b) MKVG (c) ETIK (d) CRGI
  15. 15.If FROG is written as HPSG, how is BOAT written in the same code? (a) CPBU (b) SZNA (c) UBPC (d) TAOB
  16. 16.If FROG is written as HPSG, how is JUMP written in the same code? (a) PMUJ (b) QNVK (c) OLTI (d) KVNQ
  17. 17.If SHIP is written as PIHS, how is CAKE written in the same code? (a) FLBD (b) DBLF (c) EKAC (d) DJZB
  18. 18.If GOLD is written as EMPH, how is BALL written in the same code? (a) CBMM (b) KKZA (c) MMBC (d) LLAB
  19. 19.If TOYS is written as RMWQ, how is BELL written in the same code? (a) ADKK (b) DGNN (c) YBII (d) ZCJJ
  20. 20.If PEN is written as NEP, how is LION written in the same code? (a) MNHK (b) NOIL (c) OPJM (d) MJPO
  21. 21.If COLD is written as CKNB, how is NEST written in the same code? (a) UTFO (b) TSEN (c) MDRS (d) SRDM
  22. 22.If MOON is written as NLLM, how is JUMP written in the same code? (a) RGOL (b) KVNQ (c) PEMJ (d) QFNK
  23. 23.If BOOK is written as YLLP, how is DRUM written in the same code? (a) XJGO (b) WIFN (c) VHEM (d) ESVN
  24. 24.If DOG is written as HPE, how is SUN written in the same code? (a) MTR (b) OVT (c) NUS (d) TVO
  25. 25.If WIND is written as EOJX, how is TOYS written in the same code? (a) SYOT (b) RXNS (c) TZPU (d) UPZT
  26. 26.If CAT is written as SZB, how is LAMP written in the same code? (a) QNBM (b) PMAL (c) OLZK (d) KZLO
  27. 27.If KITE is written as PRGV, how is MOON written in the same code? (a) MKKL (b) NLLM (c) OMMN (d) NPPO
  28. 28.If DOG is written as IQF, how is PARK written in the same code? (a) RCTM (b) MTCR (c) IPYN (d) KRAP
  29. 29.If DRUM is written as LTQC, how is COLD written in the same code? (a) CKNB (b) BNKC (c) DLOC (d) EMPD
  30. 30.If LION is written as PQKN, how is WIND written in the same code? (a) DNIW (b) FPKY (c) YKPF (d) BLGU
  31. 31.If PARK is written as QBSL, how is HAND written in the same code? (a) GZMC (b) IBOE (c) EOBI (d) JCPF
  32. 32.If DOG is written as GOD, how is PEN written in the same code? (a) MDO (b) QFO (c) OFQ (d) NEP
  33. 33.If BOOK is written as YLLP, how is KITE written in the same code? (a) PRGV (b) QSHW (c) LJUF (d) OQFU
  34. 34.If TREE is written as USFF, how is WIND written in the same code? (a) YKPF (b) XJOE (c) VHMC (d) EOJX
  35. 35.If CAT is written as DBU, how is RAIN written in the same code? (a) OJBS (b) SBJO (c) TCKP (d) QZHM
  36. 36.If PEN is written as OFQ, how is LAMP written in the same code? (a) MBNQ (b) QNBM (c) OLZK (d) PMAL
  37. 37.If MOON is written as KMML, how is GOLD written in the same code? (a) IQNF (b) DLIA (c) EMJB (d) FNKC
  38. 38.If CAKE is written as XZPV, how is MOON written in the same code? (a) NPPO (b) NLLM (c) MKKL (d) OMMN
  39. 39.If SHIP is written as OHGR, how is SUN written in the same code? (a) NUS (b) MTR (c) OVT (d) RTM
  40. 40.If DESK is written as WVHP, how is PEN written in the same code? (a) QFO (b) JUL (c) LWN (d) KVM

Answer key

  1. TCVU
  2. NROP
  3. EERT
  4. DLOG
  5. RSZQ
  6. HGZI
  7. KLIM
  8. DBLF
  9. PRGV
  10. JYKN
  11. TCVU
  12. KDQG
  13. NLLM
  14. GVKM
  15. UBPC
  16. QNVK
  17. EKAC
  18. MMBC
  19. ZCJJ
  20. NOIL
  21. SRDM
  22. QFNK
  23. WIFN
  24. OVT
  25. TZPU
  26. OLZK
  27. NLLM
  28. MTCR
  29. CKNB
  30. FPKY
  31. IBOE
  32. NEP
  33. PRGV
  34. XJOE
  35. SBJO
  36. QNBM
  37. EMJB
  38. NLLM
  39. MTR
  40. KVM

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