An ultra marathon athlete can run long distances at an average speed of 6 3/4 miles per hour. at this rate, how long will it take him to run 50 miles?

About 60% of the normal humanbeing's body weight is composed ofwater. how much of a 125 poundperson is water weight? f 72 pounds h 76 poundsg 75 pounds i 80 pounds

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

Which system of linear inequalities is represented by the graph?