Verbal Reasoning - Mental Ability Questions

Gopal is older than Mohan but younger than Ram. Mohan is older than Sohan but younger than Ram. Who is the oldest?

In the following question, select the related letters from the given alternatives.
JQXE : LSZG : : MTNL : ?

Pointing towards a girl, Chetan said "She is the daughter of the only child of my grandmother". How is Chetan related to that girl?

If 75$26 = 4, 69$53 = 7 then what is the value of 82$46 = ?

If SELFIE = LXEYBX, then PHYSICS = ____

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

Arrange the given words in the sequence in which they occur in the dictionary.
1. Xenons
2. Xylyls
3. Xanthic
4. Xenians
5. Xyst

Raju walks 4 km towards East. Then. he turns left and walks another 3 km. In which direction and at what distance is he from his initial position?