Inland water transport does not take place in the rivers

Select the option that is related to third letter cluster in the same way second letter cluster is related to first letter cluster.

Select the option that represents the letters which, when sequentially placed from left to right in the blanks below, will complete the letter series.

Choose the word which is different from the rest

55 : 10 :: 63 : ?

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

Identify the number, which when added to itself 18 times gives 836.

If a mirror is placed on the line AB, then out of the option figures which figure will be the right image of the question figure?

Select the option in which does not share the same relationship as that shared by the given pair of numbers.

16 : 102

72 : 90 :: 240 : ?