Select the number from among the given options that can replace the question mark (?) in the following series. 

5, 18, 70, 278, ?

Identify the odd one from the list below.

Nirmala was facing East. She walked 20 metres. Turning left she moved 15 metres and then truning right moved 25 metres. Finally, she turned right and moved 15 metres more. How far is she form her starting point?

In each of the following questions select the one which is different from other three responses.

In each of the following questions, certain pairs of words are given, out of which the words in all pairs excepts one, bear a certain common relationship. Choose the pair in which the words are differently related?

Study the following information carefully and answer the questions given below-
Two families with 14 members, includes 7 males and 7 females .C is the grandfather of M and P and he is an engineer .C has one sister O who is lawyer. K is an engineer and I is a lawyer, both of them are son-in-law of E. F,G and H are daughters of E and C and out of them only H is unmarried and is a teacher. Other sisters of H are housewives. G is not married with an engineer. M and P are sons of K. One of the grandson of C is an engineer. O has one married son D and one unmarried daughter J. L is the aunt of Z and she is working in a bank. F is sister-in-law of L and she is a housewife. Z is a student and his father is an engineer. In the family only P is a doctor. J is lawyer. L is the sister of K.

How two male engineers from same generation are related to each other? 

Which of the following groups in the given Venn diagram best represents?