Different scientists discovered pi simultaneously.....The ancient Babylonians, Egyptians, Romans, Greek and the Sumerians discovered PI.
They found that :
RATIO OF CIRCUMFERENCE TO DIAMETER IS CONSTANT=3.141592

It was much later when Archimedes found the actual application of Pi.
He wanted to find the area of a circle. He said that area of a circle was between the inscribed … Read more

I am an atheist...I am not saying this to mean that I don't believe in God. I mean to say that the way people portray God is nothing more than an exaggerated superstition. Mankind is weak in mind. Every person in this world falls into temptation and needs someone to help and guide them. No … Read more

I liked Avataar and Clash of Titans-due to the special effects Inception-bcoz of its new concept Predators and Expendables- due to its action

Total work that can be completed by both=2/5+3/5=1 let amt of work be 18 Work that A completed = 1/9X18=2 Work that A could have completed=2/5X18=36/5 Work left to be done by A=36/5-2=26/5 When amt of work is 18, incomplete work by A is 26/5 When amt of work is 1,  "        … Read more

This question can be used to confuse while in a conversation....In written form its pretty simple....8 Cows are left