Verbal Reasoning - Mental Ability Questions

What should come in place of the question mark (?) in the following number series? 1, 3, 24, 360,8640, 302400, ?

Arrange the given words in the sequence in which they occur in the dictionary.
i. Forehead
ii. Forensic
iii. Forest
iv. Foremost

If 12 (20) 16 and 21 (35) 28, then what is value of A in 48 (80) A ?

In the following question, select the related number from the given alternatives.
3 : 27 : : 4 : ?

If 14 % 32 = 46, 52 % 20 = 72 then what is the value of 35 % 14 = ?

Arrange the given words in the sequence in which they occur in the dictionary.
i. Claim
ii. Clearly
iii. Clerk
iv. Clerical

Pointing towards a girl, Chetan said "She is the daughter of the only child of my grandmother". How is Chetan related to that girl?

In the following question, select the related number from the given alternatives.
9143 : 9963 : : 6731 : ?