deedee0143 deedee0143 18-11-2020 Mathematics contestada 1 2 3 4 5 6 7 8 9 Mark's dog ran of a mile in of an hour. Compute the unit rate from the complex fraction AHAU miles per hour. es ) A) 2 miles per hour B) 3 miles per hour 4 miles per hour D 6 miles per hour