Arithmetic:- Today in this article I will discuss on arithmetic, topics (Profit and loss, percentage and simple interest) and their related formulae and related problems and also show how their problems are solved. These will help on going school students a lot. What is profit...

What is the difference between percentile and percentage? Percentage means the number of people who fall below a certain value divided by the total population. For example, if 20% of the population has a salary of less than $10 per hour, then 20% of the population would be con...