Answer :

apologiabiology
so 2 miles per 1/2 hour
therfor 1 mile in 1/4 hour since 1/4 is 1//2 of 1/2

so
1 mile per 1/4 hour
2 mile per 2/4 hour
3 mile per 3/4 hour

basically 2 times 3/2=3 so
1/2 times 3/2=3/4=answer
mariamikayla
[tex]2 \ miles............ \frac{1}{2}h \\3 \ miles............x \\\\ x= \frac{ 3\ \not miles*\frac{1}{2}h}{2 \not miles} \\\\ x= \frac{ \frac{3}{2}h}{2} \\\\ x=\frac{3}{2}h*\frac{1}{2} \\\\ \boxed{x=\frac{3}{4}h} \\\\ x=\frac{3*\not60}{\not4} \\\\ x=3*15 \\\\ \boxed{\boxed{x=45 \ minutes}}[/tex]