3 A baseball diamond is a square. The distance between 1st base and 2nd base
is 90 ft. What is the distance between 1st base and 3rd base?

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.

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

If you could answer these your a life saver