B) 3.4 x 10^4 kilogram-meters/second.
If your horse is 76 kilograms and running 45 kilometers/hour, it has to be 2
I am pretty sure that the solution I attach below is the correct one :


And what about the next part of your task, the answer is :

Do hope you will find it useful!
Answer:
x=5, y=3
Step-by-step explanation:
The midpoint of the coordinate passing through (2, 4) and (2, -7) is 
<h3>The midpoint of a line</h3>
The formula for calculating the midpoint of a line is expressed as:

Given the coordinate points (2, 4) and (2, -7). Substituting this values

Hence the midpoint of the coordinate passing through (2, 4) and (2, -7) is 
learn more on midpoint here: brainly.com/question/5566419
Answer:
V = 523.6 yd³
Step-by-step explanation:
The equation for the volume of a sphere of radius r is
V = (4/3)πr³
and if we substitute 5 yds for r, we get
V = (4/3)*π*(5 yd)³, or
V = (4/3)·π·125 yd³, or approxomately
V = 523.6 yd³