Question

If it took a bus three hours to get from town a to town b, what was the average speed of the bus for the entire trip? (1) during the first hour the bus finished 1313 of the distance at an average speed of 60 kilometers per hour. (2) during the second hour the average speed of the bus was 80 kilometers per hour, twice its speed during the third hour.

Answer 1

Answer:

1. In the first 2 hours the bus covered 100 miles. 2. The average speed of ... So we can find out average speed = 160/4 = 40miles/ hour