At sara's new job she spent $11.52, $6.48, $5.99, $14.00, and $9.50 on lunch the first week. in the second week, she spent $4 more in total for the 5 lunches than the first week. what is the increase in the mean for the second week compared to the first? round the answer to the nearest penny. enter your answer in the box. $

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)) =