The Government has set up engineering clusters

Pick the odd one out:

Four words have been given, out of which three are a like in some manner and one is different. Select the odd word.

Four of the following five are identical in a certain way, so make a group.

Which of these is not related to this group?

Q, M, I, S, T

Find the  odd  one out

Three of the following four letter-clusters pair are alike and one is different. Choose the odd one.

Find the odd set of numbers from the given alternatives?

Select the option in which the numbers are related in the same way as are the numbers of the following sets.

(13, 11, 52)

(9, 27, 76)  

Select the number that is different from the rest.