\(\left(\dfrac{55}{49}:\dfrac{5}{9}\right)x\dfrac{7}{33}\)
\(=\dfrac{99}{49}x\dfrac{7}{33}\)
\(=\dfrac{3}{7}\)
\((\dfrac{55}{49}:\dfrac{5}{9}). \dfrac{7}{33}= (\dfrac{55}{49}.\dfrac{9}{5}).\dfrac{7}{33}= \dfrac{495}{225}.\dfrac{7}{33} = \dfrac{3465}{7425}\)
\(\left(\dfrac{55}{49}:\dfrac{5}{9}\right).\dfrac{7}{33}=\left(\dfrac{55}{49}.\dfrac{9}{5}\right).\dfrac{7}{33}=\dfrac{99}{49}.\dfrac{7}{33}=\dfrac{693}{1617}=\dfrac{231}{539}\)