Aubrey's car used 4 gallons to travel 100 miles. How many miles can the car go on one gallon of gas?

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.

Find the value of x for which the lines are parallel.

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?