Tốc độ phát triển lợi nhuận của 1 công ty năm 2008 so với 2003 là 3,2 lần. Vậy, t ốc độ phát triển bình quân hàng năm của lợi nhuận trong thời kỳ trên là:

Restrictions on f(x) = 1/x+5 and g(x) = x-2

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?