Question 385759
Solve for r:
{{{725 = 550(1+r)^5}}}.
{{{root(5,(725/550)) = 1 + r}}};
{{{r = root(5,(725/550)) - 1 = 0.0568}}}.  The working equation is {{{B = 550(1.0568)^7 = 809.678}}}.  There are 810 full time nurses in 2010.