Answer:
12km/hour
Explanation:
The formula for how far he was jogging = Speed
Speed = Distance /Time
In the question,
Distance = 5km
Time = 5/12 hour
Speed = 5km / 5/12 hour
= 5 km ÷ 5/12 hour
= 5km × 12/5 hour
= 12km/hour
Therefore,Ezra was jogging as fast as 12 km/hour