Question

A jogger runs at an average speed of 5 m/s for 3 minutes, then finishes with an average speed of 4 m/s for 2 minutes. What is his average speed in m/s for the run?

Answer 1

4.6 m/s

Step-by-step explanation:

5 * 180 + 4 * 120 = 1380

1380 / (5 * 60) = 4.6