Answer:
v = 5 m/s.
Explanation:
Given that,
Mass of a student, m = 55 kg
He traveled 200 m in 40 s
We need to find the student’s average speed. Total distance divided by total time is equal to average speed. It can be written as :

So, the average speed of the student is 5 m/s.
Answer:budget deficits are sometimes beneficial not just in times of war
Explanation:
Is this from a book called a long walk to water
Answer:
The best and most correct answer among the choices provided by the question is the fourth choice. Sociologists study the link between depression and poor nutrition. I hope my answer has come to your help. God bless and have a nice day ahead!
I think you might mean International Conference on Population and Development
This conference focused on many issues, such as introduction, reproduction and hearth. From the options provided the closest is "overpopulation" - c. The other options were not covered in the conference.