Miguel has $30. He spends $8.00 on a movie ticket, $3.85 for snacks, and $1.25 for bus fare each way. How much money does Miguel have left?

Miguel has $ left.

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