Pam rented a bike from Jim's bike shop. Jim charges a rental fee of $6 and then $3 per hour to rent the bike. If Pam paid $27, for how many hours did she rent the bike?

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio