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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 255 · 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 BELL is written as KKDA, how is KITE written in the same code? (a) DSHJ (b) FUJL (c) JHSD (d) ETIK
  2. 2.If PARK is written as OZQJ, how is FROG written in the same code? (a) DPME (b) GSPH (c) FROG (d) EQNF
  3. 3.If BALL is written as YZOO, how is COLD written in the same code? (a) XLOW (b) WKNV (c) YMPX (d) DPME
  4. 4.If HAND is written as SZMW, how is LAMP written in the same code? (a) NYMJ (b) MBNQ (c) OZNK (d) PAOL
  5. 5.If CAKE is written as FLBD, how is COLD written in the same code? (a) DPME (b) CKNB (c) EMPD (d) DLOC
  6. 6.If JUMP is written as QFNK, how is PEN written in the same code? (a) LWN (b) JUL (c) KVM (d) QFO
  7. 7.If NEST is written as MVHG, how is BELL written in the same code? (a) XUNN (b) CFMM (c) ZWPP (d) YVOO
  8. 8.If NEST is written as PGUV, how is DRUM written in the same code? (a) ESVN (b) BPSK (c) FTWO (d) GUXP
  9. 9.If BOOK is written as KOOB, how is GOLD written in the same code? (a) CKNF (b) HPME (c) EMPH (d) DLOG
  10. 10.If NEST is written as MVHG, how is TREE written in the same code? (a) USFF (b) HJWW (c) GIVV (d) FHUU
  11. 11.If TREE is written as WUHH, how is PEN written in the same code? (a) MBK (b) SHQ (c) RGP (d) TIR
  12. 12.If WIND is written as DRMW, how is SHIP written in the same code? (a) HSRK (b) ITSL (c) TIJQ (d) GRQJ
  13. 13.If KITE is written as PRGV, how is PARK written in the same code? (a) QBSL (b) JYHO (c) KZIP (d) LAJQ
  14. 14.If SUN is written as OVT, how is JUMP written in the same code? (a) PMUJ (b) OLTI (c) KVNQ (d) QNVK
  15. 15.If SUN is written as OVT, how is MILK written in the same code? (a) JKHL (b) NJML (c) KLIM (d) LMJN
  16. 16.If COLD is written as BNKC, how is BOOK written in the same code? (a) CPPL (b) ZMMI (c) BOOK (d) ANNJ
  17. 17.If CAT is written as VCE, how is GOLD written in the same code? (a) BJME (b) IQNF (c) DLOG (d) FNQI
  18. 18.If DESK is written as BCQI, how is DOG written in the same code? (a) ALD (b) FQI (c) CNF (d) BME
  19. 19.If DRUM is written as WIFN, how is SHIP written in the same code? (a) TIJQ (b) ITSL (c) GRQJ (d) HSRK
  20. 20.If COLD is written as EMPD, how is BOOK written in the same code? (a) JNNA (b) KOOB (c) LPPC (d) CPPL
  21. 21.If BOOK is written as YLLP, how is JUMP written in the same code? (a) PEMJ (b) QFNK (c) KVNQ (d) RGOL
  22. 22.If BOOK is written as YLLP, how is CAT written in the same code? (a) YAH (b) XZG (c) WYF (d) DBU
  23. 23.If PEN is written as NEP, how is SUN written in the same code? (a) TVO (b) OVT (c) NUS (d) MTR
  24. 24.If GOLD is written as HPME, how is BALL written in the same code? (a) DCNN (b) MMBC (c) CBMM (d) AZKK
  25. 25.If MILK is written as NJML, how is KITE written in the same code? (a) LJUF (b) FUJL (c) JHSD (d) MKVG
  26. 26.If MILK is written as PLON, how is SUN written in the same code? (a) PRK (b) WYR (c) VXQ (d) UWP
  27. 27.If FISH is written as HKUJ, how is LAMP written in the same code? (a) ODPS (b) JYKN (c) NCOR (d) MBNQ
  28. 28.If BELL is written as LLEB, how is TOYS written in the same code? (a) RXNS (b) TZPU (c) UPZT (d) SYOT
  29. 29.If STAR is written as HGZI, how is LION written in the same code? (a) PSMN (b) MJPO (c) ORLM (d) NQKL
  30. 30.If KITE is written as IGRC, how is PEN written in the same code? (a) RGP (b) NCL (c) MBK (d) ODM
  31. 31.If RAIN is written as IZRM, how is KITE written in the same code? (a) OQFU (b) QSHW (c) PRGV (d) LJUF
  32. 32.If DESK is written as KSED, how is SHIP written in the same code? (a) QJIT (b) PIHS (c) OHGR (d) TIJQ
  33. 33.If BALL is written as KKZA, how is HAND written in the same code? (a) GZMC (b) EOBI (c) CMZG (d) DNAH
  34. 34.If LAMP is written as NCOR, how is BELL written in the same code? (a) ZCJJ (b) CFMM (c) DGNN (d) EHOO
  35. 35.If PEN is written as QFO, how is CAKE written in the same code? (a) ECMG (b) DBLF (c) BZJD (d) FLBD
  36. 36.If SUN is written as HFM, how is JUMP written in the same code? (a) PEMJ (b) QFNK (c) RGOL (d) KVNQ
  37. 37.If NEST is written as TSEN, how is MILK written in the same code? (a) NJML (b) LMJN (c) JKHL (d) KLIM
  38. 38.If TOYS is written as UPZT, how is MOON written in the same code? (a) OPPN (b) OQQP (c) LNNM (d) NPPO
  39. 39.If CAKE is written as EKAC, how is DESK written in the same code? (a) LTFE (b) KSED (c) EFTL (d) JRDC
  40. 40.If CAKE is written as AYIC, how is BOAT written in the same code? (a) YLXQ (b) ANZS (c) ZMYR (d) DQCV

Answer key

  1. DSHJ
  2. EQNF
  3. XLOW
  4. OZNK
  5. EMPD
  6. KVM
  7. YVOO
  8. FTWO
  9. DLOG
  10. GIVV
  11. SHQ
  12. HSRK
  13. KZIP
  14. QNVK
  15. LMJN
  16. ANNJ
  17. FNQI
  18. BME
  19. HSRK
  20. LPPC
  21. QFNK
  22. XZG
  23. NUS
  24. CBMM
  25. LJUF
  26. VXQ
  27. NCOR
  28. SYOT
  29. ORLM
  30. NCL
  31. PRGV
  32. PIHS
  33. CMZG
  34. DGNN
  35. DBLF
  36. QFNK
  37. KLIM
  38. NPPO
  39. KSED
  40. ZMYR

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