I'm not sure that this is 400 words but this is what I came up with.
Answer:
It depends, but more or less 55-85
Explanation:
Answer:
True
Explanation:
The CDC posted a report which states these facts. Sadly, people do not engaged in as much physical activity as they should.
Answer:
The answer is 1 meter because the 10 meters will be too long for a desk to be used by one person which is a teacher in this case. For a single person, one meter is a better estimate than 10.
A 10 meter wide table cen be used for a conference table where a lot of people can share the space .
Answer:
The left and right pulmonary veins carry blood to I believe the left atrium.