A local dealer has two video stores in two one on Foothill Drive and the other on Grand Avenue. The Foothill Drive store does 70% of the dealers business in the town and the Grand Avenue does the rest. In the Foothill Drive store 40% of all rentals or DVDs. At the Grand Avenue store 30% of all rentals are DVDs. If a customer is selected at random what is the probability that she will rent a DVD? This could be from foothill Drive or Grand Avenue