The richest man of all time, when wealth is measured as a percentage of the national economy, was John D. Rockefeller, whose fortunes made Gates' and Buffet's look downright puny. Keeping score of who's wealthier is like a spectator sport with Forbes magazine as its official referee.
OH NO, I am not allowed a calculator on the MCAT!!! If you reading this you have probably completed all the general requirements to take the MCAT. Thinking back over your semesters of chemistry you would of used your calculator a lot to complete the math problems ranging from the basics of stoichiometry to the complex problems of solving the pH of a weak acid.
The Physical and Biological Sciences, and Verbal Reasoning sections on the MCAT are scored on a scale of 1 (lowest possible score) to 15 (highest possible score) each. These scores are added to get the total score.