Verbal Reasoning - Mental Ability Questions

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

FJ, GK, HL, ?, JN

If '>' means 'minus', '<' means 'plus', '*' means 'multiplied by' and # means 'divided by', then what would be the value of

27 < 81 # 9 > 6 =

Sham goes to his friend's house that is straight 10 Km from his house. On his way back, he takes a right turn and walks 2 Km and again takes a right turn and walks for 10 Km before he takes a right turn again. How much distance is Sham still away from his house?

In the following question, select the related number from the given alternatives.
48 : 63 : : 80 : ?

Mathur's uncle's daughter's brother is Salmi. How is Sonm related to Mather? 

If A=1, CAT=60, then MAN=?

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it ?
MN_O_NN_M_NO

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

3, 9, 4, 16, 5, ?