A cylinder has a volume of 320x cubic inches and a height of 5 inches. What is the radius of the cylinder?

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Based on the graph, what is the initial value of the linear relationship? a coordinate plane is shown. a line passes through the y-axis at -2 and the x-axis at 3.

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?