When Margie visited the beach at Key West, she collected 50 seashells. She had 15 smooth shells and 35 shells with ridges. What percent of her shells had ridges?
35
30
70
65

The center on a target has a diameter of 5 inches. the whole target has a diameter of 25 inches. complete the explanation for what part of the whole target is the center. the center of the target takes up % of the whole target.