On the first 4 of 5 test sections with possible scores between 0 and 20, Jocelyn scored 17, 20, 18, and 19. If she scored an odd number on the final portion of the test, what could have been her total grade?

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.