Question

$$\frac{(\frac{3}{2})^{2}\times(\frac{5}{7})^{2}}{(\frac{5}{7})^{3}\times(\frac{4}{3})^{2}}$$

Answer

567/320

Solution


Use Division Distributive Property: \({(\frac{x}{y})}^{a}=\frac{{x}^{a}}{{y}^{a}}\).
\[\frac{\frac{{3}^{2}}{{2}^{2}}{(\frac{5}{7})}^{2}}{{(\frac{5}{7})}^{3}{(\frac{4}{3})}^{2}}\]
Simplify  \({3}^{2}\)  to  \(9\).
\[\frac{\frac{9}{{2}^{2}}{(\frac{5}{7})}^{2}}{{(\frac{5}{7})}^{3}{(\frac{4}{3})}^{2}}\]
Simplify  \({2}^{2}\)  to  \(4\).
\[\frac{\frac{9}{4}{(\frac{5}{7})}^{2}}{{(\frac{5}{7})}^{3}{(\frac{4}{3})}^{2}}\]
Use Division Distributive Property: \({(\frac{x}{y})}^{a}=\frac{{x}^{a}}{{y}^{a}}\).
\[\frac{\frac{9}{4}\times \frac{{5}^{2}}{{7}^{2}}}{{(\frac{5}{7})}^{3}{(\frac{4}{3})}^{2}}\]
Simplify  \({5}^{2}\)  to  \(25\).
\[\frac{\frac{9}{4}\times \frac{25}{{7}^{2}}}{{(\frac{5}{7})}^{3}{(\frac{4}{3})}^{2}}\]
Simplify  \({7}^{2}\)  to  \(49\).
\[\frac{\frac{9}{4}\times \frac{25}{49}}{{(\frac{5}{7})}^{3}{(\frac{4}{3})}^{2}}\]
Use this rule: \(\frac{a}{b} \times \frac{c}{d}=\frac{ac}{bd}\).
\[\frac{\frac{9\times 25}{4\times 49}}{{(\frac{5}{7})}^{3}{(\frac{4}{3})}^{2}}\]
Simplify  \(9\times 25\)  to  \(225\).
\[\frac{\frac{225}{4\times 49}}{{(\frac{5}{7})}^{3}{(\frac{4}{3})}^{2}}\]
Simplify  \(4\times 49\)  to  \(196\).
\[\frac{\frac{225}{196}}{{(\frac{5}{7})}^{3}{(\frac{4}{3})}^{2}}\]
Use Division Distributive Property: \({(\frac{x}{y})}^{a}=\frac{{x}^{a}}{{y}^{a}}\).
\[\frac{\frac{225}{196}}{\frac{{5}^{3}}{{7}^{3}}{(\frac{4}{3})}^{2}}\]
Simplify  \({5}^{3}\)  to  \(125\).
\[\frac{\frac{225}{196}}{\frac{125}{{7}^{3}}{(\frac{4}{3})}^{2}}\]
Simplify  \({7}^{3}\)  to  \(343\).
\[\frac{\frac{225}{196}}{\frac{125}{343}{(\frac{4}{3})}^{2}}\]
Use Division Distributive Property: \({(\frac{x}{y})}^{a}=\frac{{x}^{a}}{{y}^{a}}\).
\[\frac{\frac{225}{196}}{\frac{125}{343}\times \frac{{4}^{2}}{{3}^{2}}}\]
Simplify  \({4}^{2}\)  to  \(16\).
\[\frac{\frac{225}{196}}{\frac{125}{343}\times \frac{16}{{3}^{2}}}\]
Simplify  \({3}^{2}\)  to  \(9\).
\[\frac{\frac{225}{196}}{\frac{125}{343}\times \frac{16}{9}}\]
Use this rule: \(\frac{a}{b} \times \frac{c}{d}=\frac{ac}{bd}\).
\[\frac{\frac{225}{196}}{\frac{125\times 16}{343\times 9}}\]
Simplify  \(125\times 16\)  to  \(2000\).
\[\frac{\frac{225}{196}}{\frac{2000}{343\times 9}}\]
Simplify  \(343\times 9\)  to  \(3087\).
\[\frac{\frac{225}{196}}{\frac{2000}{3087}}\]
Invert and multiply.
\[\frac{225}{196}\times \frac{3087}{2000}\]
Use this rule: \(\frac{a}{b} \times \frac{c}{d}=\frac{ac}{bd}\).
\[\frac{225\times 3087}{196\times 2000}\]
Simplify  \(225\times 3087\)  to  \(694575\).
\[\frac{694575}{196\times 2000}\]
Simplify  \(196\times 2000\)  to  \(392000\).
\[\frac{694575}{392000}\]
Simplify.
\[\frac{567}{320}\]

Decimal Form: 1.771875