Mohan walked 30 meters towards west, took a right turn and walked 20 meters. He then took a left turn and walked 40 meters and stopped. Towards which direction was he from the starting point?

Select the Venn Diagram that best represents the relationship between the following classes.

Copper, Metal, Iron

Find out the correct answer for the unsolved equation on the basis of the given equations.
If 6 * 5 = 91
8 * 7 = 169
10 * 7 = 211
then 11 * 10 = ?

In the following question, select the related word from the given alternatives.
Spring: Summer :: ?

A is the brother of B. B is the brother of C. D is the father of A. Based on these three statements, which of the following statements cannot be definitely true? 

Seven sisters, Anita, Babita, Sunita, Dixita, Rita, Lalita and Geeta are standing in a row facing north. Lalita is standing to the immediate right of Rita who stands fourth to the right of Geeta. Only Sunita stands exactly between Babita and Dixita.  Dixita stands at the middle position. Who stands at the rightmost position?

In the following question, select the related letters from the given alternatives.
TRACK : MECTV : : POND : ?

Identify the number that is different from the rest.