Posted by **Jon** on Sunday, March 30, 2008 at 4:23pm.

9)You are taking a road trip to the beach for Spring Break. You leave at 12:00pm. At 12:10 you stop for lunch 10 miles down the road. You get back on the road and travel 75 more miles and realize that you need to stop for gas. You notice that it is now 1:10pm. At this point in the trip, what is your average velocity in miles per hour?

10)An airplane must achieve a velocity of 71 m/s to takeoff. If the runway is 1000m long, at what speed must the plane constantly accelerate?

0.071 m/s^2

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