Can you please work it out for me, so i can understand?

2.50 points Problem 9-5 (LO9.2) Stephanie was injured in a car accident and was rushed to the emergency room. She received stitches for a facial wound and treatment for a broken finger. Under Stephanie's PPO plan, emergency room care at a network hospital is 65 percent covered after the member has met a $450 annual deductible. Assume that Stephanie went to a hospital within her PPO network. Her total emergency room bill was $1,350. a. What amount did Stephanie have to pay? Personal cost b. What amount did the PPO cover