Anita has two sisters and three brothers. the mean of all their ages is 6 years. what will their mean age be 10 years from now? twenty years from now?

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.

Ahyperbola centered at the origin has a vertex at (-6,0) and a focus at (10,0)