Question

Donna has 4 hours to spend training for an upcoming race. She completes her training by running full speed the distance of the race and walking back the same distance to cool down. If she runs at a speed of 8mph and walks back at a speed of 2mph, how long should she plan to spend walking back?

Answer 1

Answer:

Lol if she spends 4 hours training, she wouldn't have energy left to run in the race.

However the ans is 3 hours 25 mins

Step-by-step explanation:

she would run for 45 mins at the speed of 8mph.. and would walk for 3 hours 25 mins