A bag of marbles has 3 red, blue, 6 yellow, and 1 black marble. What is the probability of not selecting a red marble?
A. 1/5
B. 11/15
C. 4/5
D.14/15

Ihave trouble finding the nth term of a linear sequence

In the diagram, points d and e are marked by drawing arcs of equal size centered at b such that the arcs intersect ba and bc. then, intersecting arcs of equal size are drawn centered at points d and e. point p is located at the intersection of these arcs. based on this construction, m , and m

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6