Verbal Reasoning - Mental Ability Questions

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 next term for the series given below: 5G, 6H, 7I, 8J , ?

Choose the related word/letters/number from the given alternatives. RARE : ERAR : : ROCKET : ?

In the following question, select the related word from the given alternatives.
Calendar : Date : : Index : ?

If 4 cats can kill 4 rats in 4 minutes, how many minutes will it take 8 cats to kill 8 rats?

In a certain code language, "NATURE" is written as "TANURE". How is "LISTEN" written in that code language?

A certain system is followed to solve the problem . Accordingly find out the correct answer from the alternatives for the unsolved equations.

7 x 4 x 9 = 479
9 x 5 x 2 = 592
6 x 9 x 5 = 965
8 x 6 x 2 = ?

If 16α1 = 8, 14α6 = 42 and 12α5 = 30, then find the value of 2α6 = ?