Penelope invested $840 in an account paying an interest rate of 1 3/8 % ​compounded continuously. Ella invested $840 in an account paying an interest rate of 1 1/4 % compounded daily. To the nearest hundredth of a year, how much longer would it take for Ella's money to double than for Penelope's money to double?

6(2x+y)+2(x+4y) how can i solve this

Which ratio is equivalent to 10: 85

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)) =