10. Charlie and Jasmine share cartons of apple juice.
Charlie drinks of a carton every day.
Jasmine drinks of a carton every day.
Any apple juice left in a carton at the end of the day is used the following day.
The cost of a carton' is 70p.
Charlie and Jasmine buy just enough cartons to last then for 10 days.
How much do they spend in total for these cartons?
Give your answer in £.
Show your working

Question 5 spring semester final exam math evaluate

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

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)) =