Where can I see the exams that I have sent to students?

You can see the exams that you have sent to your students by clicking on the Send Exam tab in your dashboard. 

Your exams and its details will be displayed under Current Assignments in the middle of the page.

By clicking on one of the exams, you will be able to see a more detailed breakdown that shows information like how many students completed the assignment, a percentage for each question answered and a percentage of those who got the question correct.