mbennett0417 mbennett0417 21-03-2017 Mathematics contestada Billy was 45 miles from his house at 10:00 am and 248 miles from his house at 2:00 pm. What is his average rate of speed? A. 20.3 miles per hour B. 25.375 miles per hour C. 32.75 miles per hour D. 50.75 miles per hour