If 'light’ is called ‘morning’, ‘morning’ is called 'dark’, 'dark’ is called 'night’, ‘night’ is called ‘sunshine’ and ‘sunshine’ is called ‘dusk’, when do we sleep? 

If in a certain language, ENTRY is coded as 12345 and STEADY is coded as 931785. Then how will the word TENANT is coded?

Study the following information to answer the given questions:
In a certain code ‘a friend of mine’ is written as ‘4 9 1 6’  ‘mine lots of metal’ is written as ‘3 1 0 9’ and ‘a piece of metal’ is written as ‘7 1 6 3’.

What does ‘9’ stand for?

If PARTICLE is coded RCTVKENG, then how is SCIENCE coded?

If PONDERS is coded as ONMCDQR, then how will MAT be coded as? 

If “PROJECT” is coded as “KILQVXG” then how will “EGO” be coded as? 

In a certain code language, 'GLAND’ is written as 'GQDOJ' and 'MEANS' is written as 'VQDHP'. How will 'CYSTS' be written in that language?

Select the option that is related to the fifth alphanumeric-cluster in the same way as the second alphanumeric-cluster is related to the first alphanumeric-cluster and the fourth alphanumeric-cluster is related to the third alphanumeric-cluster.
 WXY72 : ZAB29 :: CDE12 : FGH21 :: IJK30 : ?