Respuesta :

Answer:

30 miles

Step-by-step explanation:

1/2=10 mi

10 × 3 = 30

Answer:

30 mi.

Step-by-step explanation:

if it says 1/2in is 10mi. then you just see how many 1/2in are in 1 1/2 and then multiply it by 10mi.

there are 3  1/2in in 1 1/2, so when you multiply it by 10 you get 30.