Question

usha swims in a 90m long pool.she lowers 180m in 1min by swimming from one end to the other and backs along the same straight path.find the average speed and average valocity of usha.

Answer 1

average velocity = 0 m/s as she comes back to the same point. average speed = 180m/min.

Answer 2

Answer: you can see explaination video

youtu.be/7VvZ4bNfvXA