Question

A lion sees a zebra about 1000 ft away. A lion can run at 50 mph and a zebra has been clocked at 40 mph. How long will it take the lion to catch the zebra?

Answer 1

the lion can run 10 mi/hr faster, or 14.67 ft/s

so, it will take 1000/14.67 = 68.18 seconds to make up the distance