Coding Decoding Worksheet

Logical reasoning lesson 8: Coding–decoding · Set 14 · 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 CAT is written as ECV, how is TOYS written in the same code? (a) UPZT (b) RMWQ (c) VQAU (d) WRBV
2. 2.If LAMP is written as OLZK, how is LION written in the same code? (a) KHNM (b) OPJM (c) MNHK (d) NOIL
3. 3.If BOOK is written as MQQD, how is BOAT written in the same code? (a) TAOB (b) DQCV (c) RYMZ (d) VCQD
4. 4.If COLD is written as BNKC, how is LAMP written in the same code? (a) KZLO (b) MBNQ (c) LAMP (d) JYKN
5. 5.If WIND is written as DNIW, how is FROG written in the same code? (a) GORF (b) FNQE (c) GSPH (d) HPSG
6. 6.If COLD is written as EQNF, how is BOOK written in the same code? (a) ZMMI (b) CPPL (c) ERRN (d) DQQM
7. 7.If FISH is written as URHS, how is COLD written in the same code? (a) DPME (b) YMPX (c) XLOW (d) WKNV
8. 8.If FISH is written as URHS, how is CAT written in the same code? (a) DBU (b) WYF (c) XZG (d) YAH
9. 9.If CAT is written as TAC, how is SHIP written in the same code? (a) QJIT (b) PIHS (c) OHGR (d) TIJQ
10. 10.If SUN is written as UWP, how is DESK written in the same code? (a) EFTL (b) BCQI (c) FGUM (d) GHVN
11. 11.If NEST is written as PGUV, how is RAIN written in the same code? (a) TCKP (b) UDLQ (c) SBJO (d) PYGL
12. 12.If BOOK is written as YLLP, how is MILK written in the same code? (a) NJML (b) MQNO (c) NROP (d) OSPQ
13. 13.If KITE is written as LJUF, how is FROG written in the same code? (a) HTQI (b) HPSG (c) GSPH (d) EQNF
14. 14.If PEN is written as KVM, how is DRUM written in the same code? (a) XJGO (b) ESVN (c) WIFN (d) VHEM
15. 15.If JUMP is written as PMUJ, how is TREE written in the same code? (a) USFF (b) FFSU (c) EERT (d) DDQS
16. 16.If TREE is written as EERT, how is DOG written in the same code? (a) EPH (b) GOD (c) FNC (d) HPE
17. 17.If MOON is written as OQQP, how is TOYS written in the same code? (a) RMWQ (b) WRBV (c) UPZT (d) VQAU
18. 18.If PARK is written as QBSL, how is BALL written in the same code? (a) CBMM (b) MMBC (c) DCNN (d) AZKK
19. 19.If GOLD is written as CKNF, how is FISH written in the same code? (a) HSIF (b) ITJG (c) EHRG (d) GRHE
20. 20.If FISH is written as ILVK, how is JUMP written in the same code? (a) NYQT (b) GRJM (c) MXPS (d) LWOR
21. 21.If STAR is written as RSZQ, how is CAKE written in the same code? (a) DBLF (b) BZJD (c) CAKE (d) AYIC
22. 22.If KITE is written as PRGV, how is DESK written in the same code? (a) XWIQ (b) WVHP (c) EFTL (d) VUGO
23. 23.If COLD is written as XLOW, how is TOYS written in the same code? (a) UPZT (b) FKAG (c) GLBH (d) HMCI
24. 24.If PARK is written as RCTM, how is JUMP written in the same code? (a) MXPS (b) KVNQ (c) LWOR (d) HSKN
25. 25.If BOAT is written as YLZG, how is BALL written in the same code? (a) YZOO (b) ZAPP (c) CBMM (d) XYNN
26. 26.If MOON is written as NLLM, how is NEST written in the same code? (a) NWIH (b) OFTU (c) LUGF (d) MVHG
27. 27.If BOAT is written as YLZG, how is BOOK written in the same code? (a) YLLP (b) CPPL (c) ZMMQ (d) XKKO
28. 28.If CAT is written as TAC, how is HAND written in the same code? (a) IBOE (b) EOBI (c) DNAH (d) CMZG
29. 29.If BOAT is written as TAOB, how is TREE written in the same code? (a) EERT (b) USFF (c) DDQS (d) FFSU
30. 30.If TREE is written as FFSU, how is DOG written in the same code? (a) GOD (b) HPE (c) FNC (d) EPH
31. 31.If BALL is written as ZYJJ, how is RAIN written in the same code? (a) TCKP (b) QZHM (c) OXFK (d) PYGL
32. 32.If BOAT is written as VCQD, how is BOOK written in the same code? (a) MQQD (b) KOOB (c) IMMZ (d) DQQM
33. 33.If BOAT is written as TAOB, how is FROG written in the same code? (a) HPSG (b) GSPH (c) GORF (d) FNQE
34. 34.If BOAT is written as ANZS, how is DRUM written in the same code? (a) BPSK (b) ESVN (c) DRUM (d) CQTL
35. 35.If SUN is written as MTR, how is PEN written in the same code? (a) ODM (b) NEP (c) MDO (d) OFQ
36. 36.If NEST is written as OFTU, how is TREE written in the same code? (a) SQDD (b) USFF (c) FFSU (d) VTGG
37. 37.If RAIN is written as OJBS, how is BALL written in the same code? (a) LLAB (b) MMBC (c) CBMM (d) KKZA
38. 38.If LION is written as NKQP, how is DRUM written in the same code? (a) BPSK (b) FTWO (c) GUXP (d) ESVN
39. 39.If CAT is written as XZG, how is BOOK written in the same code? (a) ZMMQ (b) CPPL (c) YLLP (d) XKKO
40. 40.If MILK is written as LMJN, how is NEST written in the same code? (a) SRDM (b) TSEN (c) OFTU (d) UTFO

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