Last week, 93% of you knew that Zion National Park rangers are looking for vandals who painted rocks blue, but only 51% of you knew that state auditors are asking health officials to decrease the turnaround time for test results. Think you kept up with the news this week? Take our quiz to find out. A new one will post every Friday morning. You can find previous quizzes here. If you’re using The Salt Lake Tribune mobile app, click here.

For clarification and fact checking — but hopefully not cheating — purposes, you can find the stories referenced in each question here: Question 1, Question 2, Question 3, Question 4, Question 5, Question 6, Question 7, Question 8, Question 9, and Question 10.