14. There are 4 girls and 3 adults in Joanne's field-trip group. How much did the group pay for tickets to go on the Museum Tour?
15. Anne visited the Science Museum with 3 adults and 5 friends. They bought tickets for Plan C. How
much money did they save on the 6 children's tickets for Plan C instead of buying separate tickets for
Plan A and Plan B?

Answer this question, only if you know the answer. 30 points and brainliest!

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)) =

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?