McKenna collects Pokémon cards and had 318 in her collection. She decided to give some of them to her younger brother so that he can begin his own collection. After giving him the cards, McKenna now has 275 cards in her collection. Determine the percent of change in McKenna's collection to the
nearest tenth of a percent.
(a)
15.6%
(b)
7.4%
(c)
13.5%
(d)
43%
Choice A
Choice B
Choice


The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

Acircle has a circumference of 28.36 units what is the diameter of the circle

Someone answer asap 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)) =