Ответ:
\[5.5:6.2:0.2-\frac{2}{15}\cdot2=\frac{55}{10}:\frac{62}{10}:\frac{2}{10}-\frac{4}{15}=\frac{55}{62}\cdot5-\frac{4}{15}=\frac{275}{62}-\frac{4}{15}=\frac{3877}{930}\approx4.169\]
Ответ: \(\frac{3877}{930}\) (примерно \(4{,}169\)).
\[5.5:6.2:0.2-\frac{2}{15}\cdot2=\frac{55}{10}:\frac{62}{10}:\frac{2}{10}-\frac{4}{15}=\frac{55}{62}\cdot5-\frac{4}{15}=\frac{275}{62}-\frac{4}{15}=\frac{3877}{930}\approx4.169\]
Ответ: \(\frac{3877}{930}\) (примерно \(4{,}169\)).