Shanice left the science museum and traveled toward the town hall. Three
hours later Matt left traveling at 55 mph in
an effort to catch up to Shanice. After
traveling for two hours Matt finally caught
up. What was Shanice's average speed?
A) 22 mph B) 20 mph C) 15 mph
D) 30 mph

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)) =