The high temp today was 62 degrees when nighttime comes ,the temp will drop 40 degrees. by am the temp will drop an additional 40 degrees .what is the temp at 4 am?

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.