Question 929869
times the same
r the rate of the slower vehicle
{{{30mi/r = 45mi/(r + 5)}}}
30(r+5) = 45r
150 = 15r
150/15 = r
10mph = r, the rate of the slower vehicle. the faster: 15mph
And... checking
30mi/10mph = 45mi/15mph = 3hr