s1846748 s1846748 09-12-2021 Mathematics contestada Johnathan is driving from Houston to Seattle. After 3 hours, he has traveled 150 miles. After 7 hours, he has traveled 350 miles. This information is also represented in the table below. Driving Time Time (hr) Distance (miles) 3 150 7 350 10 500 What is Johnathan’s average rate of speed?