Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 65 · 40 questions

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.

1. 1.If BOOK is written as KOOB, how is DOG written in the same code? (a) FNC (b) EPH (c) GOD (d) HPE
2. 2.If FROG is written as IURJ, how is DESK written in the same code? (a) FGUM (b) GHVN (c) ABPH (d) HIWO
3. 3.If TOYS is written as VQAU, how is BOOK written in the same code? (a) ZMMI (b) CPPL (c) DQQM (d) ERRN
4. 4.If MOON is written as NLLM, how is COLD written in the same code? (a) YMPX (b) XLOW (c) DPME (d) WKNV
5. 5.If CAT is written as ECV, how is KITE written in the same code? (a) NLWH (b) IGRC (c) MKVG (d) LJUF
6. 6.If SUN is written as OVT, how is DOG written in the same code? (a) EPH (b) FNC (c) HPE (d) GOD
7. 7.If LAMP is written as ODPS, how is SUN written in the same code? (a) WYR (b) PRK (c) VXQ (d) UWP
8. 8.If WIND is written as DRMW, how is FROG written in the same code? (a) VJMU (b) THKS (c) GSPH (d) UILT
9. 9.If CAT is written as VCE, how is MILK written in the same code? (a) OKNM (b) IJGK (c) KLIM (d) MNKO
10. 10.If GOLD is written as CKNF, how is COLD written in the same code? (a) EMPD (b) BNKC (c) DLOC (d) CKNB
11. 11.If DRUM is written as FTWO, how is FISH written in the same code? (a) ILVK (b) HKUJ (c) GJTI (d) DGQF
12. 12.If LION is written as KHNM, how is BELL written in the same code? (a) CFMM (b) ADKK (c) ZCJJ (d) BELL
13. 13.If CAT is written as XZG, how is STAR written in the same code? (a) IHAJ (b) TUBS (c) HGZI (d) GFYH
14. 14.If MOON is written as PRRQ, how is BELL written in the same code? (a) EHOO (b) DGNN (c) YBII (d) FIPP
15. 15.If DOG is written as GOD, how is FROG written in the same code? (a) FNQE (b) GSPH (c) HPSG (d) GORF
16. 16.If RAIN is written as UDLQ, how is SUN written in the same code? (a) UWP (b) WYR (c) PRK (d) VXQ
17. 17.If SHIP is written as UJKR, how is MILK written in the same code? (a) NJML (b) OKNM (c) KGJI (d) PLON
18. 18.If SUN is written as QSL, how is DRUM written in the same code? (a) CQTL (b) BPSK (c) FTWO (d) AORJ
19. 19.If DOG is written as GOD, how is DRUM written in the same code? (a) MURD (b) NVSE (c) ESVN (d) LTQC
20. 20.If DOG is written as GOD, how is BOAT written in the same code? (a) CPBU (b) SZNA (c) TAOB (d) UBPC
21. 21.If DRUM is written as WIFN, how is NEST written in the same code? (a) LUGF (b) MVHG (c) OFTU (d) NWIH
22. 22.If DRUM is written as NVSE, how is STAR written in the same code? (a) QZSR (b) SBUT (c) RATS (d) TUBS
23. 23.If MILK is written as LMJN, how is JUMP written in the same code? (a) PMUJ (b) KVNQ (c) OLTI (d) QNVK
24. 24.If BELL is written as ADKK, how is PEN written in the same code? (a) ODM (b) NCL (c) QFO (d) PEN
25. 25.If CAKE is written as FDNH, how is FROG written in the same code? (a) HTQI (b) COLD (c) JVSK (d) IURJ
26. 26.If SUN is written as NUS, how is BOOK written in the same code? (a) JNNA (b) CPPL (c) KOOB (d) LPPC
27. 27.If MILK is written as NROP, how is CAT written in the same code? (a) YAH (b) WYF (c) DBU (d) XZG
28. 28.If PEN is written as KVM, how is RAIN written in the same code? (a) SBJO (b) JASN (c) HYQL (d) IZRM
29. 29.If WIND is written as DNIW, how is BALL written in the same code? (a) CBMM (b) LLAB (c) KKZA (d) MMBC
30. 30.If BELL is written as YVOO, how is TOYS written in the same code? (a) FKAG (b) HMCI (c) GLBH (d) UPZT
31. 31.If FROG is written as FNQE, how is LION written in the same code? (a) KHNM (b) OPJM (c) MNHK (d) NOIL
32. 32.If BELL is written as YVOO, how is BOOK written in the same code? (a) ZMMQ (b) CPPL (c) XKKO (d) YLLP
33. 33.If GOLD is written as DLOG, how is DOG written in the same code? (a) EPH (b) FNC (c) GOD (d) HPE
34. 34.If KITE is written as ETIK, how is PARK written in the same code? (a) JQZO (b) LSBQ (c) KRAP (d) QBSL
35. 35.If JUMP is written as PMUJ, how is WIND written in the same code? (a) XJOE (b) DNIW (c) CMHV (d) EOJX
36. 36.If DRUM is written as MURD, how is JUMP written in the same code? (a) QNVK (b) OLTI (c) KVNQ (d) PMUJ
37. 37.If STAR is written as RSZQ, how is PARK written in the same code? (a) QBSL (b) PARK (c) NYPI (d) OZQJ
38. 38.If LAMP is written as ODPS, how is CAT written in the same code? (a) ZXQ (b) ECV (c) FDW (d) GEX
39. 39.If BALL is written as ZYJJ, how is GOLD written in the same code? (a) IQNF (b) DLIA (c) FNKC (d) EMJB
40. 40.If BALL is written as YZOO, how is DRUM written in the same code? (a) VHEM (b) WIFN (c) XJGO (d) ESVN

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