Dee's credit card has an APR of 17%, calculated on the previous monthly balance, and Dee makes a payment of $50 every month. Her credit card record for the last 7 months is shown in the table below.

Regular price 75$ discount 25%sale price?

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.

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.