You are responsible for an online advertising campaign for your company. As part of your strategy you selected to advertise on a major social media website. In the prior month there were 40,000 visitors to the site. Of those visiting, 83% percent were served your advertisement resulting in 540 click throughs. Those click throughs generated a purchase rate of 1 in 7. Your spend on this month was $680. In your monthly report to senior managers you are responsible for reporting 5 key metrics relating to the campaigns performance, specifically Click Through Rate, Cost Per Impression, CPM, Cost Per Click, and Cost Per Purchase. Complete the answers to these 5 calculations given the information provided. What is the cost per impression: What is the cost per click: What is the CPM: What is the cost per purchase: What is the click through rate: