Answer:
8.3 m/s
Explanation:
He drives 150 meters in 18 seconds, and we want to find out how many meters per second he is driving.
[tex]\frac{150 meters}{18 seconds} = \frac{x meters}{1 second} \\\\[/tex]
Cross multiply, then you get
[tex]150 meters * 1 second = 18 seconds * x meters\\\\\frac{150 meters}{18 seconds} = x \frac{meters}{second} \\ \\x = 8.3 \frac{meters}{second}[/tex]