Answer:
A) The average speed for the trip is .
B) The total distance traveled is .
Explanation:
Knowing that 1 hour has 60 minutes, we have that for each part of the trip:
<em><u>Total distance traveled</u></em>
The distance traveled is the speed multiplied by a period of time. The total distance traveled is calculated adding up the speeds multiplied by the given periods of time.
B) The total distance traveled is .
<u><em>Average speed</em></u>
The average speed could be calculated using the total distance traveled divided by the total time . We need to take into account the time spent eating lunch and buying gas.
A) The average speed for the trip is .