Select the correct alternative to indicate the arrangement of the following words in increasing order of rank.
1) Colonel

2) Brigadier

3) Major

4) Captain

5) General

Six friends J,K,L,M,N and O are sitting in a row facing East. L is between J and N. K is just to the right of N but left of M. O is not at the right end. Who is at the right end?

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

Select the option in which the words share the same relationship as that shared by the given pair of words.
Bank : River :: ? : Sea

Raju is 10th from the top and Ravi is 21st from the bottom. There are 3 students between them. How many total students are there in the class?

Identify the number that does not belong to the following series.
2, 9, 28, 64, 126, 217, 344, 513

Identify the correct option to complete the following series.
1, 3, 5, 11, 21, 43, 85, 171,___

Identify the number that is different from the rest.