Verbal Reasoning - Mental Ability Questions

Which set of letters when sequentially placed at the gaps in the given letter series shall complete it?

M_P_M_R_PM_PM_RR_P

Some books are arranged one above the other. If a book is at 18th position from the top and 5th position from bottom then the total number of books is

Find the missing number?

Rajiv is the brother of Arun. Sonia is the sister of Sunil. Arun is the son of Sonia. How is Rajiv related to Sunil?

Pointing towards a man Soumya says, "His mother's daughter is my sister". How is Soumya related to the man?

Some equations have been solved on the basis of certain system. Find the correct answer for the unsolved equation on that basis. If 98-39-27=31, 87-38-34=20, then 79-25-12 = ?

If x means +, + means ÷, − means x and ÷ means −, then 8x7−8+40÷2 = ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
10, 29, 66, 127, ?