Use z-scores to determine which score has the highest relative position: a score of 42.5 on a test for which the mean is 47 and standard deviation of 9, or a score of 2.5 on a test for which the mean is 4.2 and the standard deviation is 1.2 , or a score of 427.2 on a test for which the mean is 444 and the standard deviation is 42.

Small kingdoms on the iberian peninsula fought to take land back from the moors during which event? the hundred years’ war the wars of the roses the reconquista the great schism

Someone answer this asap rn for ! a discount store’s prices are 25% lower than department store prices. the function c(x) = 0.75x can be used to determine the cost c, in dollars, of an item, where x is the department store price, in dollars. if the item has not sold in one month, the discount store takes an additional 20% off the discounted price and an additional $5 off the total purchase. the function d(y) = 0.80y - 5 can be used to find d, the cost, in dollars, of an item that has not been sold for a month, where y is the discount store price, in dollars. create a function d(c(x)) that represents the final price of an item when a costumer buys an item that has been in the discount store for a month. d(c(x)) =

Which of the following parabolas opens down?