A horse gallops a distance of 10 kilometers in a time of 30 minutes. It's average speed is Physics A horse gallops a distance of 10 kilometers in a time of 30 minutes. It's average speed is A) 20 km/h B) 15 km/h C) 30 km/h D) 40 km/h Answer: A Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+