If a trip to a neighborhood store is less than 1 kilometer (0.6 mile), you can walk the round trip (2 km) in less than half an hour and not use any fossil-fuel energy. If you used a car, how long would it take to make the same round trip? (Time yourself from the time you leave your room until you enter the store and reverse the process on your return.)
We need at least 10 more requests to produce the solution.
0 / 10 have requested this problem solution
The more requests, the faster the answer.