Which of the following is NOT a source of

Find the word that is related to the third term in the same way as the second term is related to the first term.

Select the option in which the words share the same relationship as that shared by the given pair of words.

Lion : Cub

Select the option that is related to the third number in the same way as the second number is related to the first number.

72 : 252 :: 126: ?

From which of the following words we get a new meaningful word if we add the prefix ‘Un’?

Bull : Cow :: Tutor : ?

Select the option that is related to the first number in the same way as the third number is related to the fourth number.

345: ? :: 528: 448

Select the option that is related to the third letter-cluster in the same way as the second letter-cluster is related to the first letter-cluster.

Statement: M3 = N5 ≥ Q2 > R6 = W2 ≤ Z9

Conclusion: 

I.M3 > R6

II.Z9 ≥ R6

Complete the analogy:

Bald Eagle : USA :: Maple Leaf : ?