Exams

Pipes A, B and C are attached to an empty cistern. While the first two can fill the cistern in 4 and 10 hrs, respectively, the third can drain the cistern, when filled, in 6 hrs. If all the three pipes are opened simultaneously when the cistern is half-full, how many hours will be needed to fill the cistern?

15 years ago, Shyam was twice as old as Prbhat. Five years from now Prabhat's age will be 5/8 of Shyam's age. What is Shyam's current age?

The table below represents the number of Executives recruited by six different organization over the years.

Read the table and answer the questions based on it.

What is the total number of Executives recruited by all the organization together in the year 2012?

Who was the American astronaut who returned to Earth after spending 340 days in International Space Station?

The Tableau of which state was adjudged best at the Republic Day parade?

Four pairs of words are given below out of which three are alike in some manner and one is different. Which is different from the rest?

Who was the dentist who killed Cecil-the Lion in 2015?

Fastest Indian supercomputer recently developed by ISRO