Awaffle cone is packed with chocolate ice cream inside and is topped with a scoop of vanilla ice cream (a hemisphere) that has a radius of 3.5 cm. the volume of the vanilla ice cream is the same as the volume of the chocolate ice cream inside the waffle cone. find the height of the waffle cone?
i have already worked out an answer, i'm just looking for a confirmation.
15 !

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)) =