We The sum of two numbers is 45 and their difference is 5. Set up and solve a system of
equations to find the two numbers. Show your work.

Use the multiplier method to incrases £258 by 43%

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.

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie