Question

помогите пж 1),2),3),4),5),6)

Answer 1

$frac{5}{6}*frac{1}{2}=frac{5}{12}$
$frac{2}{3}*frac{2}{5}=frac{4}{15}$
$frac{4}{3}*frac{5}{7}=frac{20}{21}$
$frac{3}{10}*frac{3}{10}=frac{9}{100}$
$frac{3}{4}*frac{7}{5}=frac{21}{20}=1frac{1}{20}$
$frac{5}{7}*frac{9}{11}=frac{45}{77}$