If v varies inversely with w and v = 18 when w =3

find the equation that relates v and w.

How many verticies does a triangular prims have

Suppose that 15 inches of wire cost 60 cents. at the same rate, how much (in cents) will 12 inches of wire cost

Abag contains pieces of paper numbered from 5 to 9. a piece of paper is drawn at random. what is the theoretical probability of drawing a number less than 8?