单选题 A department store ran an advertisement in the paper, stating that 17% of the cost of a provided grocery bag of items would be deducted at the cash register. If an individual placed $180 worth of merchandise in the bag, what would be the discounted price of the items, before taxes (rounded to the nearest dollar)?
多选题 If x=6y, then which of the following expressions is a multiple of x? (Select all such expressions.)
单选题 In the figure below, a small circle, with radius x, is inside a larger circle, with radius 6. What is the area, in terms of x, of the shaded region?
多选题 If x and y are both positive even integers, which of the following expressions must be even? (Select all such expressions.)
单选题 If the degree measures of the angles of a triangle are in the ratio 2：3：4, what is the degree measure of the smallest angle?
多选题 If 0<1. then which two of the following CANNOT be true? (Indicate all answer choices that apply.)