Answer:
<em>The slope would be</em><u><em> -1/2.
</em></u>
Step-by-step explanation:
Since, the midpoint of the segment joining the points P (0, -4) and B (8, 0),
<em>
= </em><u><em>( 4, -2 ),
</em></u>
Now, the slope of the line passes through the origin and the point ( 4, -2) is,
= <u>-1/2</u>
<h3><u>i think thats the answer</u></h3><h2><u> </u><em>
<u>HOPE IT HELPS YOU THOUGH</u></em></h2>
Sorry it says plus but its times

We know that
.
Solve using cross multiplication of the last two fractions. I will use
to represent the width of the rectangle. 
Multiply. 
Divide both sides of the equation by
. 
Andy runs 7 meters per second.
436.8/62.08 = x/1
436.8/62.08=7.04
7.04/1 =7.0/1
Hope that help!:)