It takes Paul 2 hours to hike 5 miles, how long will it take him to hike 8 miles?

**Set up a proportion.**

2 hours x hours

---------- = -----------

5 miles 8 miles

5x = 16 {cross-multiplied}

x = 3.2 hours {divided each side by 5}

**3 hours and 12 minutes**{0.2 hours is 12 minutes}

*- Algebra House*