John goes for a run. From his house, he jogs north for exactly 5.0 min at an average speed of 8.0 km/h. He continues north at a speed of 12.0 km/h for the next 30.0 min. He then turns around and jogs south at a speed of 15.0 km/h for 15.0 min. Then he jogs south for another 20.0 min at 8.0 km/h. He walks the rest of the way home. Learning Expectation

Grade

Use a model to illustrate uniform linear motion.

4. How many kilometers does John jog in total?

a.3.4 km

c.13.1 km

b.12.5 km

d.785 km

Justify your answer

5. How far will John have to walk to get home after he finishes jogging?

a. 0.0 km

b. 0.25 km d.15.0 km

c.5.58 km

pleaseee help