Answer:
[tex] \frac{25}{16} \: \: or \: \: 1\frac{9}{16} [/tex]
Step-by-step explanation:
[tex]( \frac{5}{4} )^{3} = \frac{ {5}^{3} }{ {4}^{3} } = \frac{5 \times 5 \times 5}{4 \times 4 \times 4} = \frac{5 \times 25}{20 \times 4} = \frac{25}{4 \times 4} = \frac{25}{16} = 1 \frac{9}{16} [/tex]
