Gwen has recently purchased a cottage. she has arranged to have well dug on the property. one in five wells that were dug recently in the vicinity were dry, and 30% of the others were contaminated. find the probability of each of the following: a) gwen’s well will not be dry. (b) gwen’s well will be uncontaminated, given that it is not dry. (c) gwen will have safe drinking water from her well. (d) gwen will not have safe-drinking water from her well.

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)) =