Find the consumer's surplus for the following demand curve at the given sales level x. p=x+148003;x=56 The consumer's surplus is $ (Round to the nearest cent as needed.) The producers' surplus when A units are produced at price B is the area of the shaded region in the figure shown on the right. Find the producers' surplus at the given sales level for the supply curve given below. p=11+10x;x=290 The producers' surplus at sales level 290 is $