It depends a lot on what kind of ad someone is setting for. There are different objectives of ad types. You can be setting an ad to drive traffic to your website, you can drive installs of your app, you can look at driving video views of your app etc. On average, the cost per thousand impressions, go anywhere between 30 to 100 rupees per CPM and cost per click can be around 3 rupees to 10-12 rupees.