Verbal Reasoning - Mental Ability Questions

Identify the diagram that best represents the relationship among classes given below
Tennis fans, Cricket players, Students

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series. CX, EV, GT, IR, ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
10, 29, 66, 127, ?

Chanda is the wife of Bharat. Mohan is the son of Chanda. Ashish is the brother of Bharat and father of Dhruv. How is Mohan related to Dhruv?

X and Y are brothers. R is the father of Y. T is the sister of S who is maternal uncle of X. How is T related to R?

In the following question, by using which mathematical operators will the expression become correct?
30 ? 6 ? 4 ? 5 ? 4

Water :Ocean :: Snow : ?

If 11$25 = 18, 12$20 = 16 then what is the value of 4$50 = ?