Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 720 · 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 BOAT is written as CPBU, how is FROG written in the same code? (a) HPSG (b) HTQI (c) EQNF (d) GSPH
2. 2.If CAKE is written as FLBD, how is LAMP written in the same code? (a) QNBM (b) MBNQ (c) OLZK (d) PMAL
3. 3.If BOOK is written as YLLP, how is STAR written in the same code? (a) GFYH (b) TUBS (c) HGZI (d) IHAJ
4. 4.If MILK is written as LMJN, how is BELL written in the same code? (a) KKDA (b) CFMM (c) LLEB (d) MMFC
5. 5.If RAIN is written as SBJO, how is FROG written in the same code? (a) EQNF (b) HPSG (c) GSPH (d) HTQI
6. 6.If DESK is written as MUGF, how is HAND written in the same code? (a) JCPF (b) DNAH (c) BLYF (d) FPCJ
7. 7.If TREE is written as GIVV, how is SUN written in the same code? (a) TVO (b) HFM (c) IGN (d) GEL
8. 8.If TOYS is written as VQAU, how is PEN written in the same code? (a) NCL (b) RGP (c) QFO (d) SHQ
9. 9.If MOON is written as PRRQ, how is TREE written in the same code? (a) QOBB (b) XVII (c) VTGG (d) WUHH
10. 10.If DRUM is written as BPSK, how is HAND written in the same code? (a) FYLB (b) JCPF (c) EXKA (d) GZMC
11. 11.If KITE is written as NLWH, how is PARK written in the same code? (a) MXOH (b) SDUN (c) RCTM (d) TEVO
12. 12.If CAT is written as XZG, how is PEN written in the same code? (a) KVM (b) LWN (c) JUL (d) QFO
13. 13.If COLD is written as DLOC, how is MILK written in the same code? (a) JKHL (b) NJML (c) KLIM (d) LMJN
14. 14.If CAT is written as ECV, how is BELL written in the same code? (a) EHOO (b) CFMM (c) ZCJJ (d) DGNN
15. 15.If TREE is written as USFF, how is DESK written in the same code? (a) EFTL (b) FGUM (c) CDRJ (d) LTFE
16. 16.If SHIP is written as RKJU, how is BALL written in the same code? (a) DCNN (b) LLAB (c) NNCD (d) JJYZ
17. 17.If LION is written as NOIL, how is LAMP written in the same code? (a) MBNQ (b) OLZK (c) PMAL (d) QNBM
18. 18.If MOON is written as OQQP, how is MILK written in the same code? (a) PLON (b) KGJI (c) NJML (d) OKNM
19. 19.If MILK is written as NROP, how is JUMP written in the same code? (a) QFNK (b) RGOL (c) KVNQ (d) PEMJ
20. 20.If WIND is written as EOJX, how is SUN written in the same code? (a) MTR (b) NUS (c) OVT (d) TVO
21. 21.If LION is written as NOIL, how is DRUM written in the same code? (a) MURD (b) LTQC (c) ESVN (d) NVSE
22. 22.If DOG is written as EPH, how is KITE written in the same code? (a) FUJL (b) JHSD (c) LJUF (d) MKVG
23. 23.If CAT is written as TAC, how is DESK written in the same code? (a) EFTL (b) KSED (c) LTFE (d) JRDC
24. 24.If JUMP is written as LWOR, how is DOG written in the same code? (a) FQI (b) GRJ (c) EPH (d) BME
25. 25.If DESK is written as KSED, how is CAT written in the same code? (a) UBD (b) SZB (c) TAC (d) DBU
26. 26.If LAMP is written as ROCN, how is WIND written in the same code? (a) DNIW (b) YKPF (c) FPKY (d) BLGU
27. 27.If CAT is written as TAC, how is TOYS written in the same code? (a) UPZT (b) RXNS (c) TZPU (d) SYOT
28. 28.If BELL is written as LLEB, how is NEST written in the same code? (a) TSEN (b) UTFO (c) SRDM (d) OFTU
29. 29.If TOYS is written as UPZT, how is PEN written in the same code? (a) QFO (b) ODM (c) OFQ (d) RGP
30. 30.If PARK is written as MTCR, how is GOLD written in the same code? (a) IQNF (b) BJME (c) DLOG (d) FNQI
31. 31.If JUMP is written as QFNK, how is LAMP written in the same code? (a) MBNQ (b) OZNK (c) PAOL (d) NYMJ
32. 32.If CAT is written as ECV, how is WIND written in the same code? (a) XJOE (b) UGLB (c) YKPF (d) ZLQG
33. 33.If SUN is written as TVO, how is CAT written in the same code? (a) BZS (b) DBU (c) ECV (d) UBD
34. 34.If PARK is written as RCTM, how is RAIN written in the same code? (a) PYGL (b) UDLQ (c) SBJO (d) TCKP
35. 35.If FISH is written as HSIF, how is COLD written in the same code? (a) CKNB (b) DPME (c) EMPD (d) DLOC
36. 36.If JUMP is written as PMUJ, how is TREE written in the same code? (a) FFSU (b) USFF (c) EERT (d) DDQS
37. 37.If DOG is written as BME, how is SUN written in the same code? (a) PRK (b) UWP (c) RTM (d) QSL
38. 38.If HAND is written as IBOE, how is BELL written in the same code? (a) ADKK (b) CFMM (c) DGNN (d) MMFC
39. 39.If CAKE is written as EKAC, how is CAT written in the same code? (a) SZB (b) TAC (c) DBU (d) UBD
40. 40.If NEST is written as MVHG, how is DRUM written in the same code? (a) VHEM (b) XJGO (c) ESVN (d) WIFN

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