Acar travels 15 kilometers west in 10 minutes. after reaching the destination, the car travels back to the starting point, again taking 5 minutes. what is the average velocity of the car?

0 meters/second
1.0 meters/second
1.5 meters/second
2.0 meters/second

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

Which number produces a rationale number when multiplied by 1/5

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r