Jackie finds a pair of jeans that she likes but the price tag is missing. she is willing to buy it as long as it's not more than $100. the cashier informs jackie that the price is $72. jackie buys the jeans, and therefore achieved a consumer surplus of:

It's a consumer surplus of $28.

Explanation:

Consumer surplus is the difference between the price costumers pay in the market and the price they place on the product.

In other words, the difference between a market price product and the price you think it is.

definitely a

there's 11 people for the 1st position. then, no matter who gets it, there's only 10 left for the second, and then 9 left for the third. 11 x 10 x 9 = 990.   the answer is there are 990 different ways the positions can be filled by these applicants