[tex] \bf4.(6) = \frac{46 - 4}{9} = \frac{42}{9} {}^{(3} = \frac{14}{3} [/tex]
d)
[tex]( \frac{1}{4} \times ( \frac{17}{3} - \frac{14}{3} ) \times \frac{25}{ 10} {}^{(5} = \\ \\ = \frac{1}{4} \times \frac{17 - 14}{3} \times \frac{5}{2} = \\ \\ = \frac{1 \times 3 \times 5}{4 \times 3 \times 2} {}^{(3} = \frac{1 \times 5}{4 \times 2} = \boxed{ \frac{5}{8} }[/tex]
