Directions: In the following question four words have been given, out of which three are alike in some manner and the for one is different. Choose out the odd one.
Triangle
Rectangle
Circle
Square 

In the following question, select the odd letters from the given alternatives.

Four words have been given of which three are alike in some way and one is different. Choose the odd one out.

Select the odd word/letters/number/number pair from the given alternatives.

Three of the following four letter-clusters are alike in a certain way and one is different. Pick  the odd one out.

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

Choose the odd numeral pair/group in each of the following questions:

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