Verbal Reasoning - Mental Ability Questions

In the following question, select the missing number from the given series.
7, 19, 42, 87, ?

In the following question, select the missing number from the given series.
19, 38, ?, 228, 684, 1368

Abhishek is Byomkesh's brother and Vimal is Jackie's father. Ella is Byomkesh's mother. Abhishek and Jackie are brothers. How is Ella related to Vimal?

If A = 1, AND = 19, then ANT = ?

A woman pointing to a man said, "He is the widower of my uncle's brother's daughter." How is the man related to the woman?

Arrange the given English words in alphabetical order and choose the one that comes first.

From the given alternatives, select the word which CANNOT be formed using the letters of the given word.

Threatened

Which set of letters when sequentially placed at the gaps in the given letter series shall complete it?

T_ST_S_U_T_S