A tram overtakes 2 persons X and Y walking at an average speed of 3 km/hr and 4 km/hr in the same direction and completely passes them in 8 seconds and 9 seconds respectively. What is the length of the tram?

Consider the following figures: In the figures (I) to (VI) above, some parts are shown…

Consider the figures given below To fit the question mark, the correct answer is:

Study the graph and answer the  item given below.

Cynthia’s knees were quaking because

The author prefers government as the umpire and private sector as players because