0.0045 in scientific notation

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.

100 points, hi, i’m not sure how to get the equation from the graph and table.

Solve 2^x=32 and rewrite this equation in a logarithmic form