POETRY : BALLAD

The given pair contains synonymous words but the second word has a higher degree.

As, Australia' is a 'Continent' similarly, 'Vikrant' is a 'Ship'.

Each letter in the word is replaced by the letter proceeding and follwing it in the alphabetical series.

As NOITACUDE is made by reversing the order of the letters of the word EDUCATION , similarly reverse order of the letters of the word INTELLIGENCE IS ECNEGILLETNI.

As, sum of digits of 584 = 5 + 8 + 4 = 17
and sum of digits of 488 = 4 + 8 + 8 = 20
Similarly, sum of digits of 294 = 2 + 9 + 4 =15
? Sum of digits of 378 = 3 + 7 + 8 = 18
Here, difference of both are (20 - 17 ) = ( 18 - 15 ) = 3
Therefore ? = 378 is an answer.

As , 5 X 7 = 35 i. e., 5 multiplied with next prime number i.e ., 7.
Similarly, 7 X 11 = 77 i. e , 7 multiplied with next prime number i, e .,11.

Relation - Condition : Characteristic behavior.
'impecunious means 'Poor' and 'Mendicant' means
'Begging'. Petulant means 'Bad tempered' who is a complainer.

Relation - Noun : opposite adjective.
'Infallible' means never committing 'Error' 'Impeccable'
means flawless'

Relation - Factor : Something that causes it,
'Lachrymose means causing 'Tears' while so many 'Words' makes a written matter 'verbose'.

Relation - Noun : opposite adjective.
Apocryphal means false, Nefarious means wicked.