Scientists tagged 770 pike for a research project about a local lake. Later, they trapped 270 pike, of which 21 had tags. To the nearest whole number, what is the best estimate for the pike population?

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.