VanWay, Inc. specializes in selling used SUVs. During the first six months of 2011, the dealership sold 100 trucks at an average price of $10,000 each. The budget for the first six months of 2011 was to sell 90 trucks at an average price of $10,500 each. Compute the dealership’s sales price variance and sales volume variance for the first six months of 2011.