Which Indian cricketer is known as "Brown Bradman"?

What, the largest of its type at the time, was destroyed by fire at Alexandria in the first century BC?

What decided the International Olympic Committee to hold the Tokyo 2020 Summer Olympics a year later, in 2021?

Where is the vast and deep depression known as Hellas Basin?

Which Roman emperor was nicknamed "Little Greek"?

What does Monarch Initiative focus on?

18th century French adventuress Marie du Barry was mistress to Louis XV from 1769 until banished to the country.........

Brian Lara is associated with which sport?

In 1856, who invented the process whereby 5 tons of steel could be made in 30 minutes instead of in 50lb................

Does DL Transmit power matters in Peak Throughput of eNB?

A cistern has three pipes A, B and C. The pipes A and B can fill it in 4 and 5 hours respectively and C can empty it in 2 hours. If the pipes are opened in order at 1, 2 and 3 am respectively.. When will the cistern be empty?

the cistern will be empty at 5pm. because by pipe a, b ,filled part of cistern respectively 1/4, 1/5 in 1 hour, and pipe b khali krega 1/2part of cistern, so at 5 pm full work done by three pipes= 16/4+15/5-14/2=0.

Two pipes A and B can separately fill a cistern in 60 minutes and 75 minutes respectively. There is a third pipe in the bottom of the cistern to empty it. If all the three pipes are simultaneously opened, then then the cistern is full in 50 minutes. In how much time the third pipe alone can empty the cistern?

Pipe A can fill a cistern in 4 hours while pipe B can empty it in 6 hours. If both of them are opened together at the same time when the tank is empty, then how many hours would be taken by them to fill it?

Two taps can separately fill a cistern in 10 min. and 15 min. respectively and when the waste pipe is open, they can together fill it in 18 min. How much time full cisterm can be emptied by the waste pipe?

A cistern has a leak which would empty it in 8 hours. A tap is turned on which admits 6 litres a minute into the cistern and it is now emptied in 12 hours. How many litres does the cistern hold?

A tap can fill a tank in 30 minutes, another tap can fill it in 1.5 hours. If both the taps are opened at 11.40 am. At what time will the tank be filled?