need help in supporting multiple screens

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http://stackoverflow.com – I am creating an app that suppports multiple screen and I added for the drawable drawable with density qualifiers and size qulifier what I want to ask is: 1- what if I have small screen device with high density or medium what will the device choose which drawable will it choose the small one or the mdpi/hdpi one..? 2-how can i place a qualifier for example large qualifier drawable-large but that is specific for tablets which will be different then the large qualifier for other devices... 3-in my layout I have textview and an image, and i need to increase the size of my image as the device s (HowTos)