Verbal Reasoning - Mental Ability Questions

In the following question, select the missing number from the given series.

107, 104, 100, 95, ?, 82

A child went 90 m in the East to look for his father, then he turned right and went 20 m. After this he turned right and after going 30 m he reached to his uncle's house. His father was not there. From there he went 100 m to his north and met his father. How far did he meet his father from the starting point?

In the following question, select the missing number from the given series.

11, 13, 17, 19, 23, ?

Select the missing number from the given responses?

From the given words, select the word which cannot be formed using the letters of the given word.

JOSTLING

Which number comes next in the series?

1, 5, 2, 6, 3, 7, ?

Use the following passage for the questions based on it.

There are 6 flats on a floor in two rows. Out of these, three are north facing and the other three are south facing flats. The flats are to be allotted amongst Arun, Biswajyot, Chitra, Derek, Evan, and Fatima. Biswajyot gets a north facing flat and is not next to Derek. Derek and Fatima get diagonally opposite flats. Chitra is next to Fatima, and gets a south facing flat. Evan gets a north facing flat.

Except Derek and Fatima, which other pair is diagonally opposite to each other?