A right circular cylinder has a surface area of 967 in and a radius of 4 in.
What is the height of the cylinder?

Does the point (1, sqrt 7) lie on circle shown.

Which is the solution to the inequality? 2 3/52 1/15 b< 3 2/15 b> 3 2/15

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?