Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 422 · 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 TOYS is written as GLBH, how is BOOK written in the same code? (a) CPPL (b) YLLP (c) ZMMQ (d) XKKO
2. 2.If DESK is written as FGUM, how is COLD written in the same code? (a) DPME (b) AMJB (c) FROG (d) EQNF
3. 3.If DESK is written as FGUM, how is NEST written in the same code? (a) OFTU (b) LCQR (c) PGUV (d) QHVW
4. 4.If FROG is written as IQTH, how is NEST written in the same code? (a) PGUV (b) VUGP (c) RQCL (d) TSEN
5. 5.If CAT is written as SZB, how is DRUM written in the same code? (a) CQTL (b) MURD (c) NVSE (d) LTQC
6. 6.If BALL is written as ZYJJ, how is CAKE written in the same code? (a) ZXHB (b) ECMG (c) AYIC (d) BZJD
7. 7.If DESK is written as LTFE, how is LION written in the same code? (a) MNHK (b) NOIL (c) MJPO (d) OPJM
8. 8.If FISH is written as URHS, how is DOG written in the same code? (a) XMU (b) VKS (c) EPH (d) WLT
9. 9.If PEN is written as NCL, how is RAIN written in the same code? (a) QZHM (b) TCKP (c) PYGL (d) OXFK
10. 10.If LAMP is written as OLZK, how is KITE written in the same code? (a) DSHJ (b) JHSD (c) ETIK (d) FUJL
11. 11.If FISH is written as GRHE, how is DESK written in the same code? (a) LTFE (b) CDRJ (c) JRDC (d) KSED
12. 12.If BELL is written as LLEB, how is SHIP written in the same code? (a) TIJQ (b) OHGR (c) PIHS (d) QJIT
13. 13.If PARK is written as RCTM, how is FROG written in the same code? (a) GSPH (b) HTQI (c) DPME (d) IURJ
14. 14.If TREE is written as EERT, how is SUN written in the same code? (a) OVT (b) TVO (c) NUS (d) MTR
15. 15.If PEN is written as SHQ, how is BOOK written in the same code? (a) ERRN (b) DQQM (c) YLLH (d) FSSO
16. 16.If TOYS is written as GLBH, how is SUN written in the same code? (a) GEL (b) IGN (c) HFM (d) TVO
17. 17.If BALL is written as LLAB, how is BOAT written in the same code? (a) SZNA (b) UBPC (c) TAOB (d) CPBU
18. 18.If MOON is written as KMML, how is BOOK written in the same code? (a) ZMMI (b) ANNJ (c) YLLH (d) DQQM
19. 19.If PEN is written as OFQ, how is WIND written in the same code? (a) CMHV (b) XJOE (c) DNIW (d) EOJX
20. 20.If NEST is written as MVHG, how is STAR written in the same code? (a) HGZI (b) IHAJ (c) GFYH (d) TUBS
21. 21.If STAR is written as SBUT, how is FROG written in the same code? (a) GSPH (b) FNQE (c) HPSG (d) GORF
22. 22.If TREE is written as GIVV, how is MILK written in the same code? (a) MQNO (b) NROP (c) OSPQ (d) NJML
23. 23.If MILK is written as NROP, how is MOON written in the same code? (a) MKKL (b) OMMN (c) NLLM (d) NPPO
24. 24.If SUN is written as HFM, how is MOON written in the same code? (a) NLLM (b) OMMN (c) MKKL (d) NPPO
25. 25.If STAR is written as QZSR, how is BELL written in the same code? (a) MMFC (b) LLEB (c) ADKK (d) KKDA
26. 26.If DOG is written as FNC, how is MOON written in the same code? (a) OPPN (b) MNNL (c) NOOM (d) LNNM
27. 27.If KITE is written as PRGV, how is MOON written in the same code? (a) OMMN (b) NPPO (c) MKKL (d) NLLM
28. 28.If KITE is written as NLWH, how is JUMP written in the same code? (a) LWOR (b) GRJM (c) MXPS (d) NYQT
29. 29.If BOOK is written as MQQD, how is BELL written in the same code? (a) NNGD (b) DGNN (c) JJCZ (d) LLEB
30. 30.If MILK is written as KLIM, how is FISH written in the same code? (a) ITJG (b) GRHE (c) HSIF (d) GJTI
31. 31.If RAIN is written as PKCT, how is BALL written in the same code? (a) DCNN (b) JJYZ (c) LLAB (d) NNCD
32. 32.If PARK is written as KZIP, how is BALL written in the same code? (a) XYNN (b) ZAPP (c) YZOO (d) CBMM
33. 33.If HAND is written as FPCJ, how is BOAT written in the same code? (a) TAOB (b) RYMZ (c) VCQD (d) DQCV
34. 34.If DOG is written as GOD, how is COLD written in the same code? (a) DLOC (b) EMPD (c) CKNB (d) DPME
35. 35.If FROG is written as GORF, how is PEN written in the same code? (a) MDO (b) OFQ (c) QFO (d) NEP
36. 36.If BALL is written as KKZA, how is SUN written in the same code? (a) RTM (b) NUS (c) OVT (d) MTR
37. 37.If BELL is written as CFMM, how is BOOK written in the same code? (a) DQQM (b) CPPL (c) ANNJ (d) LPPC
38. 38.If BOOK is written as DQQM, how is FISH written in the same code? (a) HKUJ (b) GJTI (c) DGQF (d) ILVK
39. 39.If SUN is written as HFM, how is NEST written in the same code? (a) LUGF (b) OFTU (c) NWIH (d) MVHG
40. 40.If BOAT is written as CPBU, how is TOYS written in the same code? (a) VQAU (b) SNXR (c) TZPU (d) UPZT

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