Verbal Reasoning - Mental Ability Questions

Choose the related word/letters/number from the given alternatives. 19 : 6859 : : 21 : ?

When Anil saw Manish, he recalled "he is the son of the father of my wife". Who is Manish to Anil?

In a certain code language, '-' represents '+', '+' represents 'x', 'x' represents '÷' and '÷' represents '-'. Find out the answer to the following question.

9 - 18 + 35 x 10 ÷ 30 = ?

Find the missing number?

Weight of C is twice the weight of M. Weight of M is 1/9 of the weight of R. Weight of R is 5/2 of the weight of K. Weight of K is 1/3 of the weight of G. Who is the second lightest?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

Inch, Decameter, Foot, ?

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

Which number will complete the series?
1,8,27,64,125,216,________