Respuesta :

Zla
Well 20 miles for every 4 hours is 5 miles for every 1 hour.
So just multiply 10 times 5 to get 50. Or do 20 miles x 2 and 4 hours x 2 to get 40 miles in 8 hours then just add the remaining 2 miles which is 10.

Answer is 50 miles.