Afood truck sells salads for $6.50 each and drinks for
$2.00 each. the food truck's revenue from selling a
total of 209 salads and drinks in one day was
$836.50. how many salads were sold that day?
a 77
b) 93
c) 99
d) 105

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.