Which fraction comes next in the sequence :
\( \frac{1}{2} \), \( \frac{3}{4} \) , \( \frac{5}{8} \) , \( \frac{7}{16} \), ?
\( \frac{9}{32} \)
\( \frac{10}{17} \)
24
\( \frac{11}{32} \)
Choose the correct alternative that will replace the question mark in the given series
11, 13, 17, 19, 23, 25,?