Respuesta :

BASEBALLGREAT04

Answer:

180 divided by 4.5 is 40 so the unit rate is 40 miles per gallon/ 40 over 1/ 40/1

Step-by-step explanation:

Lettuce0

Answer:

40 Miles per Gallon

Step-by-step explanation:

 160 miles ÷ 4

-----------------------

  4 gallons ÷ 4

          =

   40 miles

----------------------

     1 gallon

          =

    40 miles

----------------------

      gallon

= 40 miles per gallon