Select the correct answer.
A body travels 10 meters during the first 5 seconds of its travel, and it travels a total of 30 meters over the first 10 seconds of its travel. What is
its average speed during the time from t = 5 seconds to t= 10 seconds?
A.
B.
O C.
D.
E.
2 meters/second
3 meters/second
4 meters/second
5 meters/second
6 meters/second