The speed of a boat in still water is 14 km/h and the speed of the current is 2 km/h. The time taken by the boat to travel from point A to point B downstream is 1 hour less than the time taken to the same boat to travel from point B to point C upstream. If the distance between points A and B is 4 km less than that between points B and C, what is the distance between points B and C

The total number of Associate Professors in Universities C and F together is what percent more than the number of Associate Professors in University A

What is the average number of Associate Professors in Universities A, C and E

In January 2013, 24% of the Assistant Professors in University E were promoted to Associate Professors, If University E had 54 professors in December, 2012, what was the number of assistant professors in December 2012? (Note : No Associate Professor was recruited and no Assistant Professor left University E in the same time.)

What is the central angle  corresponding to the number of Associate Professors in University F ? (in degrees)

In the year 2014, equal number of Associate Professors merged from University B and D. If the resultant respective ratio between the number of Associate Professors in University B and that in University D is 8:7, What is the number of Associate Professors who merged from University B in 2014