There are 130 people in a sports centre 65 people use the gym 51 use the swimming pool 44 use the track 15 use gym and pool 14 use pool and track 10 peopl use gym and track 1 person uses all 3 of them a prson is selected at random. what is the probability thet the prson uses exactly one of the facilities

What are the soultion(s) to the quadratic equation 40- x^2=0

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)) =

Ineed in figuring out this problem.