Carmen drove a 350-mile route from her house to a concert. During the drive to the concert, her car's fuel consumption rate was
1
25
gallon per mile. During her drive back home by the same route, her car's fuel consumption rate was
1
28
gallon per mile.

How many gallons of fuel did Carmen's car consume altogether on her round trip to the concert and back?

13.25 gallons

26.5 gallons

39.75 gallons

53 gallons

Relax