Which of the following numbers will replace the question mark (?) in the given series?

Question figure. 

In a certain code language 'who are you' is written as 'Sue Re Nik', 'they is you' is written as 'Pi Re Sor', and 'they are dangerous' is written as 'Pi Nik Zhi'. What is the code for 'dangerous' in that code language?

Which of the following interchanges of numbers and mathematical signs would make the given equation correct?
 729 × 81 ÷ 20 + 16 − 6 = 50

In the following question below are given some statements followed by some conclusions based on those statements. Taking the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusion logically follows the given statements.

Statements:
 Some fingers are toes.
 Some toes are rings.
 Some rings are hands.

Conclusions:
 I. Some hands are toes.
 II. Some rings are fingers.
 III. Some hands are fingers.
 IV. Some fingers are rings.

Select the option that is related to the fourth term in the same way as the first term is related to the second term and the fifth term is related to the sixth term.
 47 : 9 :: ? : 14 :: 92 : 18

Select the number from among the given options that can replace the question mark (?) in the following series. 

Question figure.

In a certain code language, ‘ESCAPE’ is written as ‘49’ and ‘PRISON’ is written as ‘91’. How will ‘FREEDOM’ be written in that language?

select the correct mirror image of the given combination when the mirror is placed at MN as shown.