1. at the bookstore checkout, you watch as the register rings up your purchases and coupons. the prices were as follows: $1.85 $8.56 $6.30 $2.73 $5.25 $4.09 $7.95 – $0.85 (coupon) – $2.10 (coupon) the register gives your total bill as $41.44. estimate the total amount of the bill, by rounding each value to the nearest dollar, and use your answer to determine whether the total on the register is reasonable.

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)) =