The speed of the runner is 300 m /38 seconds. You can simplify this answer to be about 7.9 m/s
At the entrance of most beaches, there is a bulletin board with notices about water conditions: maybe a faded sign warning about rip currents and a list of this week's tide tables. Most people pass them by without a second thought, but if you want to enter the ocean, it is important to know its movements, whether to avoid being caught in a riptide or to figure out when the waves will be at their best.
Hope this helps
Answer:
The answer is A, B, C and D
Explanation:
(is that how it works?)
