Which Indian cricketer is known as "Brown Bradman"?
What was the name of the German troops that were sent to assist General Franco in the Spanish Civil War?
What is the Sunday before Trinity Sunday?
In 1997, who was appointed the first female US Secretary of State?
The successive black notes on a piano is an example of what?
Widely known for his work on British television, for co-founding the Materials Library, and for talks on................
When was the first aircraft brought down by another in the course of World War I?
Which sea or ocean washes into the ports of Suriname?
In the SI system, what is the basic unit for the measurement of electric current?
In Greek mythology, who were the children of Uranus and Galatea?
5 litres of HCL is added to 15 litre of a solution containing 40% of DI water.
What is the percentage of DI water in the new mixture?
A dishonest milkman professes to sell his milk at C.P. but he mixes it with water and thereby gains 25%. What is the percentage of water in the mixture?
In the 45 litres mixture of juice and water, the ratio of juice and water is 5:4.
Find the quantity of water required to be added so that resultant mixture will be in ratio 4:5.
A chemist has 10 litre of a solution that is 10% sulphuric acid by volume. He wants to dilute the solution to 4% strength by adding water how many litre of water must be added?
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