A polar bear starts at the North Pole. It travels 1.0 km south, then 1.0 km east, and then 1.0 km north to return to its starting point. This trip takes 45 min. What was the bear's average speed?

Question

Quizplus · Accepted Answer

The bear traveled a total distance of 3.0 km (1.0 km south, 1.0 km east, 1.0 km north) in 45 minutes, which is 0.75 hours. Average speed = total distance / total time = 3.0 km / 0.75 h = 4.0 km/h.

A Polar Bear Starts at the North Pole