When renting a limo for a wedding, the number of people is inversely proportional to the cost per person. Originally there were 6 people and the cost per person was $52. If the number of people changed to 12, what would be the new cost per person?

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.