Three of the following Four words are alike in a certain way one is different pick the odd one out.

Four options have been given out of which three are alike in some manner, while one is difference. Choose the odd one.

Select the correct option that will fill in the blank and complete the series.
3, 9, 36, 180, ?

If 14 # 13 = 1 and 27 # 36 = 0, then 46 # 31 = ?

Study the following information carefully and answer the given questions.
Seven flights namely Jet Airways, British Airways, Delta, Quantas, Emirates, Lufthansa, Air India are scheduled to fly to London. There is only one flight to London on each of the seven days of the week, starting from Monday and ending on Sunday.
Delta flies on Wednesday. Air India flies the day next to British Air ways. British Airways does not fly on Monday or Friday. Two airlines fly between the days British Airways and Emirates fly. Emirates does not fly on Sunday. Quantas flies a day before Lufthansa.
On which of the following days does Jet Airways fly?

Ramesh has stood at the crossroads. His face is in the East. He turns to the right for two times and then he turns to the left for three times. His face is now in the-

The average age of father and his son is 22 years. The ratio of their ages is 10 : 1 respectively. What is the age of the son?

There are 4 friends A, B, C and D standing in a straight line, though not necessarily in the same order. A and B are ahead of at least 1 person. B stands between C and D. D does not stand last. Who stands first?