Zachary101234 Zachary101234 01-12-2016 Mathematics contestada The total mileage for Wayne's trip is 420 miles. So far, he has traveled 180 miles in 3 hours. Wayne will continue his trip at this rate of speed. Which expression shows how long it will take Wayne to complete his trip? (420+180)÷(180÷3) (420−180)÷(180÷3) (420−180)+(180÷3) (420−180)÷(180−60)