Вычислить
\(\frac{2}{5}:\frac{4}{15}\)
\(\frac{1}{2}:4\)
\(6:\frac{12}{15}\)
\(\frac{3}{8}:\frac{2}{3}\)
\(\frac{5}{8}:\frac{3}{4}\)
\(\frac{3}{2}\)
\(\frac{1}{8}\)
\(\frac{15}{2}\)
\(\frac{9}{16}\)
\(\frac{5}{6}\)