Luis used proportional reasoning to predict that the number of people riding buses past his window each day would be 100.6 people. How should he express his answer? Explain. Enter the correct answer in the box. He should report people because there is no such thing as a decimal part of a person.

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

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)) =

(60 points) explain this in detail