Who is the current(as of February 2018) President of the Indian Olypic Association?

The ratio of the members of blue to red balls in abag is constant. When there were 44 red balls, the number of blue balls was 36. If the number of blue balls is 54, how many red balls will be in the bag?

Seven years from now Virat will be twice as old as Mohinder. Five years ago Mohinder's age was one year less than 2/5 of Virat's age. What is Virat's present age?

Select the most appropriate term for the following set of items.

Select the most appropriate term for the following set of items.

According to the venn diagram, which number represents 'Boys who participate in athletics and also play cricket'?

From the options given, select the rotated version of the following image.

In the circle above, chord AB is extended to meet the tangent DE at D. If AB = 12 cm and DE = 8 cm, find the length of BD.