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Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 761 · 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 FROG is written as UILT, how is BOAT written in the same code? (a) YLZG (b) ZMAH (c) CPBU (d) XKYF
  2. 2.If STAR is written as QRYP, how is PARK written in the same code? (a) RCTM (b) MXOH (c) NYPI (d) OZQJ
  3. 3.If PEN is written as PGR, how is DESK written in the same code? (a) FGUM (b) MUGF (c) KSED (d) IQCB
  4. 4.If BALL is written as YZOO, how is MILK written in the same code? (a) MQNO (b) NJML (c) NROP (d) OSPQ
  5. 5.If DESK is written as LTFE, how is BOOK written in the same code? (a) KOOB (b) JNNA (c) CPPL (d) LPPC
  6. 6.If PARK is written as RCTM, how is MILK written in the same code? (a) PLON (b) NJML (c) OKNM (d) KGJI
  7. 7.If PEN is written as NEP, how is TREE written in the same code? (a) FFSU (b) DDQS (c) EERT (d) USFF
  8. 8.If SHIP is written as QFGN, how is GOLD written in the same code? (a) IQNF (b) EMJB (c) FNKC (d) DLIA
  9. 9.If SHIP is written as HSRK, how is FROG written in the same code? (a) VJMU (b) GSPH (c) THKS (d) UILT
  10. 10.If DRUM is written as MURD, how is PARK written in the same code? (a) KRAP (b) LSBQ (c) QBSL (d) JQZO
  11. 11.If SUN is written as NUS, how is CAT written in the same code? (a) UBD (b) DBU (c) SZB (d) TAC
  12. 12.If PEN is written as PGR, how is LAMP written in the same code? (a) NCOR (b) PMAL (c) NKYJ (d) ROCN
  13. 13.If BELL is written as LLEB, how is BOAT written in the same code? (a) UBPC (b) CPBU (c) SZNA (d) TAOB
  14. 14.If SHIP is written as RKJU, how is BALL written in the same code? (a) DCNN (b) NNCD (c) LLAB (d) JJYZ
  15. 15.If BALL is written as ZYJJ, how is DOG written in the same code? (a) BME (b) CNF (c) FQI (d) ALD
  16. 16.If SHIP is written as PIHS, how is LAMP written in the same code? (a) QNBM (b) MBNQ (c) PMAL (d) OLZK
  17. 17.If CAKE is written as BZJD, how is PEN written in the same code? (a) NCL (b) ODM (c) QFO (d) PEN
  18. 18.If RAIN is written as IZRM, how is STAR written in the same code? (a) TUBS (b) IHAJ (c) GFYH (d) HGZI
  19. 19.If LAMP is written as OZNK, how is RAIN written in the same code? (a) SBJO (b) IZRM (c) JASN (d) HYQL
  20. 20.If MILK is written as KLIM, how is CAT written in the same code? (a) TAC (b) SZB (c) UBD (d) DBU
  21. 21.If SUN is written as HFM, how is BOOK written in the same code? (a) CPPL (b) YLLP (c) ZMMQ (d) XKKO
  22. 22.If FISH is written as HSIF, how is PEN written in the same code? (a) MDO (b) NEP (c) QFO (d) OFQ
  23. 23.If SUN is written as HFM, how is PEN written in the same code? (a) LWN (b) KVM (c) JUL (d) QFO
  24. 24.If DESK is written as GHVN, how is FROG written in the same code? (a) HTQI (b) COLD (c) IURJ (d) JVSK
  25. 25.If CAKE is written as EKAC, how is BOAT written in the same code? (a) SZNA (b) CPBU (c) UBPC (d) TAOB
  26. 26.If PEN is written as MDO, how is DESK written in the same code? (a) CDRJ (b) JRDC (c) KSED (d) LTFE
  27. 27.If COLD is written as XLOW, how is PEN written in the same code? (a) KVM (b) QFO (c) JUL (d) LWN
  28. 28.If HAND is written as JCPF, how is FROG written in the same code? (a) IURJ (b) DPME (c) HTQI (d) GSPH
  29. 29.If FROG is written as IQTH, how is JUMP written in the same code? (a) ROWL (b) NKSH (c) LWOR (d) PMUJ
  30. 30.If MILK is written as KLIM, how is FROG written in the same code? (a) FNQE (b) GORF (c) HPSG (d) GSPH
  31. 31.If BELL is written as YVOO, how is KITE written in the same code? (a) OQFU (b) QSHW (c) LJUF (d) PRGV
  32. 32.If FISH is written as URHS, how is NEST written in the same code? (a) MVHG (b) NWIH (c) OFTU (d) LUGF
  33. 33.If PEN is written as MDO, how is NEST written in the same code? (a) TSEN (b) UTFO (c) MDRS (d) SRDM
  34. 34.If DRUM is written as BPSK, how is DOG written in the same code? (a) CNF (b) ALD (c) FQI (d) BME
  35. 35.If COLD is written as DLOC, how is DOG written in the same code? (a) HPE (b) EPH (c) GOD (d) FNC
  36. 36.If GOLD is written as FNQI, how is DESK written in the same code? (a) KSED (b) IQCB (c) FGUM (d) MUGF
  37. 37.If FROG is written as FNQE, how is MILK written in the same code? (a) LHKJ (b) KLIM (c) JKHL (d) LMJN
  38. 38.If BALL is written as MMBC, how is WIND written in the same code? (a) DNIW (b) CMHV (c) XJOE (d) EOJX
  39. 39.If RAIN is written as NIAR, how is MILK written in the same code? (a) JKHL (b) NJML (c) LMJN (d) KLIM
  40. 40.If SUN is written as NUS, how is BALL written in the same code? (a) LLAB (b) KKZA (c) MMBC (d) CBMM

Answer key

  1. YLZG
  2. NYPI
  3. MUGF
  4. NROP
  5. LPPC
  6. OKNM
  7. EERT
  8. EMJB
  9. UILT
  10. KRAP
  11. TAC
  12. ROCN
  13. TAOB
  14. NNCD
  15. BME
  16. PMAL
  17. ODM
  18. HGZI
  19. IZRM
  20. TAC
  21. YLLP
  22. NEP
  23. KVM
  24. IURJ
  25. TAOB
  26. JRDC
  27. KVM
  28. HTQI
  29. ROWL
  30. GORF
  31. PRGV
  32. MVHG
  33. SRDM
  34. BME
  35. GOD
  36. MUGF
  37. JKHL
  38. EOJX
  39. KLIM
  40. LLAB

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