Will brainliest corect answer
(c) ebony wants to advertise that there are at least 100 different types of dolls available. if she adds another category to make this advertisement true, what is the minimum number of options she will need in this new category?
im not good at math this is my sister's account

Really need on these. i have no idea what to do

Which of these triangle pairs can be mapped to each other using two reflections?

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)) =