6 : 21 : : 3 : ?

If the third Friday of a month is 16th what date is the fourth Tuesday of that month? 

In the following question below are given some statements followed by some conclusions. 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 the given conclusion logically follows the given statements. 

Statement: 

All cups are plate. 

No plate is a shop. 

Conclusion: 

I. No cup is a shop. 

II. No shop is a plate. 

What comes in place of ? in the given figures.

Select the odd letters from the given alternatives.

Select the set in which the numbers are related in the same way as are the numbers of the following sets. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E. g. 13 – Operations on 13 such as adding / subtracting / multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)

(11, 33, 17)
(18, 44, 21)

Which answer figure will complete the pattern in the question figure?

Direction: In the following question, select the related letters from the given alternatives.
Food : Hunger :: Sleep : ?