Logic

What is Logic? If mathematics is regarded as a language, then logic is its grammar. In other words, logical precision has the same importance in mathematics as grammatical accuracy in a language. As linguistic grammar has sentences, statements--- logic has them too. After we discuss Sentence & Statements, we will proceed to further logical theories.…

Let have a Test: You need to make a calculation. Please do neither use a calculator nor a paper. Calculate everything "in your brain". Take 1000 and add 40. Now, add another 1000. Now add 30. Now, add 1000 again. Add 20. And add 1000 again. And an additional 10. So, You Got The RESULT!…

Memory, in human reference, is the ability to store, retain and recall information when needed. Without hammering the mind in the definitions, let us look into the ten methods of boosting our memory:  1. Simple Repetition Method The classical method is very popular in committing poems to memory by reading them repeatedly. 2. Full Concentration…

Puzzle Two women were selling marbles in the market place -- one at three for a Rupee and other at two for a Rupee. One day both of then were obliged to return home when each had thirty marbles unsold. They put together the two lots of marbles and handing them over to a friend…