Demand According to economic theory, the demand x for a quantity in a free market decreases as the price p increases (see the figure). Suppose that the number x of DVD players people are willing to buy per week from 1,000 a retail chain at a price of $p is given by x=0.3p+1' 10≤p≤70. Answer parts (A), (B), and (C). 500- Q 250- x= 1,000 0.3p+1 0 40 Price (dollars) 80 Ly